SlideShare una empresa de Scribd logo
1 de 4
Shakehand with Life “Promoting quality culture in every sphere of human life” Page 0 
By Narender Sharma “Save Paper, Save Trees, Save Environment” Year - 2012 Previous Solved Paper Feb.2012 MBA, MDU, DDE Rohtak. 70 Multiple choice questions with Answer Key E-Book Code : QTSPFEB12 ShakehandwithLife.in
www.shakehandwithlife.in Page 1 
www.shakehandwithlife.in 
E-mail : shakehandwithlife@gmail.com , narender@shakehandwithlife.in 
Click on Contents 
Multiple Choice Questions ............................................................................................................................................................................ 2 
Answer Key ..................................................................................................................................................................................................... 13 
Feedback ........................................................................................................................................................................................................... 13
www.shakehandwithlife.in Page 2 
Multiple Choice Questions 
Que. 1. A polynomial of degree……………….. is a linear function and that of degree………….is a quadratic function : 
A) 1, 0 
B) 2, 1 
C) 1, 2 
D) 0, a 
Que. 2. The zeros of the function 1 1 are : 
A) 2, 3 
B) 2, 4 
C) 0, 0 
D) 0, 1 
Que. 3. A firm produces and market a single product at a price of Rs. 17.50 per unit. Total fixed cost is Rs. 20,000 daily. The unit variable cost is Rs. 5.00. How many units per day must be produced that the firm breaks even? 
A) 1200 
B) 2000 
C) 2400 
D) 1600 
Que. 4. A firm produces and markets dry cells. The daily cost of production for q number of cells is C(q)= 3.5q+12000. If each cell is sold for Rs. 5.50, the minimum daily production output to ensure no loss is : 
A) 8000 cells 
B) 7000 cells 
C) 6000 cells 
D) 5000 cells 
Que. 5. The sum of three numbers in AP is 15 and their product is 105. Two numbers out of these numbers are: 
A) 2 , 5 
B) 2 , 3 
C) 5 , 3 
D) 4 , 3 
Que. 6. Three numbers are in GP whose sum is 35 and whose product is 1000. One of the numbers is : 
A) 10 
B) 15 
C) 18 
D) 27 
Que. 7. If [ 1 ] [ ] then xy ……… : 
A) 90 
B) -90 
C) 135 
D) -135 
Que. 8. For a non-singular matrix A , ………… :
www.shakehandwithlife.in Page 3 
A) A |A| Adj A 
B) Adj A |A|A 
C) Adj A A 
D) Adj A |A|A 
Que. 9. What is the sum of five terms of an AP whose 20th term is 41 and 39th term is 79 ? 
A) 28 
B) 35 
C) 42 
D) 33 
Que. 10. The 9th term of a GP whose 3rd term is 1 and 6th term is is ………………….. , 
A) 
B) 
C) 
D) 
Que. 11. Matrix A has x rows and x+5 columns , matrix B has y rows and 11-y columns. If both AB and BA exist , then : 
A) x=8 
B) x=5 
C) y=8 
D) y=5 
Que. 12. The sum of three numbers in AP is 18. If 2, 4 and 11 are added to them respectively, the resulting numbers are in GP. One of these numbers is : 
A) 
B) 
C) 
D) 
Que. 13 . If x and y are two real numbers, then | |……….| | | |: 
A) > 
B) < 
C) 
D) 
Que. 14. If [ 1 ], [ 1 1 ] and the elements of the matrix X are ………….and ……………respectively : 
A) , 
B) , 
C) , 
D) , 
Que. 15 Which of the following is not correct? 
A) ( )

Más contenido relacionado

Más de Shakehand with Life

7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples
7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples
7 QC Tools PDF | An eBook with A Detailed Description and Practical ExamplesShakehand with Life
 
Process Decision and Program Chart
Process Decision and Program ChartProcess Decision and Program Chart
Process Decision and Program ChartShakehand with Life
 
New 7 QC Tools Module 5 | Prioritization matrices
New 7 QC Tools Module 5 | Prioritization matricesNew 7 QC Tools Module 5 | Prioritization matrices
New 7 QC Tools Module 5 | Prioritization matricesShakehand with Life
 
New 7 QC Tools Module 4 | Matrix diagram
New 7 QC Tools Module 4 | Matrix diagramNew 7 QC Tools Module 4 | Matrix diagram
New 7 QC Tools Module 4 | Matrix diagramShakehand with Life
 
New 7 QC Tools Module 3 | Tree diagram
New 7 QC Tools Module 3 | Tree diagramNew 7 QC Tools Module 3 | Tree diagram
New 7 QC Tools Module 3 | Tree diagramShakehand with Life
 
New 7 QC Tools Module 2 | Interrelationship Digraph
New 7 QC Tools Module 2 | Interrelationship DigraphNew 7 QC Tools Module 2 | Interrelationship Digraph
New 7 QC Tools Module 2 | Interrelationship DigraphShakehand with Life
 
New 7 QC Tools | 7 Management Development Tools
New 7 QC Tools | 7 Management Development ToolsNew 7 QC Tools | 7 Management Development Tools
New 7 QC Tools | 7 Management Development ToolsShakehand with Life
 
New 7 QC Tool-Module 1 | Affinity diagram
New 7 QC Tool-Module 1 | Affinity diagramNew 7 QC Tool-Module 1 | Affinity diagram
New 7 QC Tool-Module 1 | Affinity diagramShakehand with Life
 
7 qc tools and spc training, December. 2015
7 qc tools and spc training, December. 20157 qc tools and spc training, December. 2015
7 qc tools and spc training, December. 2015Shakehand with Life
 
Hypothesis testing; z test, t-test. f-test
Hypothesis testing; z test, t-test. f-testHypothesis testing; z test, t-test. f-test
Hypothesis testing; z test, t-test. f-testShakehand with Life
 
Sharma narender; a brief profile
Sharma narender; a brief profileSharma narender; a brief profile
Sharma narender; a brief profileShakehand with Life
 
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)Shakehand with Life
 
Seven QC Tools Training; Scatter Diagram
Seven QC Tools Training; Scatter DiagramSeven QC Tools Training; Scatter Diagram
Seven QC Tools Training; Scatter DiagramShakehand with Life
 
Seven QC Tools Training; Process Flow Chart
Seven QC Tools Training; Process Flow ChartSeven QC Tools Training; Process Flow Chart
Seven QC Tools Training; Process Flow ChartShakehand with Life
 
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...Shakehand with Life
 
Measure of dispersion part I (Range, Quartile Deviation, Interquartile devi...
Measure of dispersion part   I (Range, Quartile Deviation, Interquartile devi...Measure of dispersion part   I (Range, Quartile Deviation, Interquartile devi...
Measure of dispersion part I (Range, Quartile Deviation, Interquartile devi...Shakehand with Life
 

Más de Shakehand with Life (20)

7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples
7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples
7 QC Tools PDF | An eBook with A Detailed Description and Practical Examples
 
Activity Network diagram
Activity Network diagramActivity Network diagram
Activity Network diagram
 
Process Decision and Program Chart
Process Decision and Program ChartProcess Decision and Program Chart
Process Decision and Program Chart
 
New 7 QC Tools Module 5 | Prioritization matrices
New 7 QC Tools Module 5 | Prioritization matricesNew 7 QC Tools Module 5 | Prioritization matrices
New 7 QC Tools Module 5 | Prioritization matrices
 
New 7 QC Tools Module 4 | Matrix diagram
New 7 QC Tools Module 4 | Matrix diagramNew 7 QC Tools Module 4 | Matrix diagram
New 7 QC Tools Module 4 | Matrix diagram
 
New 7 QC Tools Module 3 | Tree diagram
New 7 QC Tools Module 3 | Tree diagramNew 7 QC Tools Module 3 | Tree diagram
New 7 QC Tools Module 3 | Tree diagram
 
New 7 QC Tools Module 2 | Interrelationship Digraph
New 7 QC Tools Module 2 | Interrelationship DigraphNew 7 QC Tools Module 2 | Interrelationship Digraph
New 7 QC Tools Module 2 | Interrelationship Digraph
 
New 7 QC Tools | 7 Management Development Tools
New 7 QC Tools | 7 Management Development ToolsNew 7 QC Tools | 7 Management Development Tools
New 7 QC Tools | 7 Management Development Tools
 
New 7 QC Tool-Module 1 | Affinity diagram
New 7 QC Tool-Module 1 | Affinity diagramNew 7 QC Tool-Module 1 | Affinity diagram
New 7 QC Tool-Module 1 | Affinity diagram
 
Course Catalog 2016 - 17
Course Catalog 2016 - 17Course Catalog 2016 - 17
Course Catalog 2016 - 17
 
7 qc tools and spc training, December. 2015
7 qc tools and spc training, December. 20157 qc tools and spc training, December. 2015
7 qc tools and spc training, December. 2015
 
Hypothesis testing; z test, t-test. f-test
Hypothesis testing; z test, t-test. f-testHypothesis testing; z test, t-test. f-test
Hypothesis testing; z test, t-test. f-test
 
Sharma narender; a brief profile
Sharma narender; a brief profileSharma narender; a brief profile
Sharma narender; a brief profile
 
Seven QC Tools Training; Quiz
Seven QC Tools Training; QuizSeven QC Tools Training; Quiz
Seven QC Tools Training; Quiz
 
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)
Seven QC Tools Training; Control Charts (Mean Chart and Range Chart)
 
Seven QC Tools Training; Scatter Diagram
Seven QC Tools Training; Scatter DiagramSeven QC Tools Training; Scatter Diagram
Seven QC Tools Training; Scatter Diagram
 
Seven QC Tools Training; Process Flow Chart
Seven QC Tools Training; Process Flow ChartSeven QC Tools Training; Process Flow Chart
Seven QC Tools Training; Process Flow Chart
 
7 qc toolsTraining pdf
7 qc toolsTraining pdf7 qc toolsTraining pdf
7 qc toolsTraining pdf
 
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...
Measure of dispersion part II ( Standard Deviation, variance, coefficient of ...
 
Measure of dispersion part I (Range, Quartile Deviation, Interquartile devi...
Measure of dispersion part   I (Range, Quartile Deviation, Interquartile devi...Measure of dispersion part   I (Range, Quartile Deviation, Interquartile devi...
Measure of dispersion part I (Range, Quartile Deviation, Interquartile devi...
 

Último

Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITW
Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITWQ-Factor HISPOL Quiz-6th April 2024, Quiz Club NITW
Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITWQuiz Club NITW
 
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...Nguyen Thanh Tu Collection
 
Sulphonamides, mechanisms and their uses
Sulphonamides, mechanisms and their usesSulphonamides, mechanisms and their uses
Sulphonamides, mechanisms and their usesVijayaLaxmi84
 
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...Osopher
 
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFE
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFEPART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFE
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFEMISSRITIMABIOLOGYEXP
 
Unraveling Hypertext_ Analyzing Postmodern Elements in Literature.pptx
Unraveling Hypertext_ Analyzing  Postmodern Elements in  Literature.pptxUnraveling Hypertext_ Analyzing  Postmodern Elements in  Literature.pptx
Unraveling Hypertext_ Analyzing Postmodern Elements in Literature.pptxDhatriParmar
 
Scientific Writing :Research Discourse
Scientific  Writing :Research  DiscourseScientific  Writing :Research  Discourse
Scientific Writing :Research DiscourseAnita GoswamiGiri
 
4.9.24 School Desegregation in Boston.pptx
4.9.24 School Desegregation in Boston.pptx4.9.24 School Desegregation in Boston.pptx
4.9.24 School Desegregation in Boston.pptxmary850239
 
The role of Geography in climate education: science and active citizenship
The role of Geography in climate education: science and active citizenshipThe role of Geography in climate education: science and active citizenship
The role of Geography in climate education: science and active citizenshipKarl Donert
 
ICS 2208 Lecture Slide Notes for Topic 6
ICS 2208 Lecture Slide Notes for Topic 6ICS 2208 Lecture Slide Notes for Topic 6
ICS 2208 Lecture Slide Notes for Topic 6Vanessa Camilleri
 
Q-Factor General Quiz-7th April 2024, Quiz Club NITW
Q-Factor General Quiz-7th April 2024, Quiz Club NITWQ-Factor General Quiz-7th April 2024, Quiz Club NITW
Q-Factor General Quiz-7th April 2024, Quiz Club NITWQuiz Club NITW
 
ClimART Action | eTwinning Project
ClimART Action    |    eTwinning ProjectClimART Action    |    eTwinning Project
ClimART Action | eTwinning Projectjordimapav
 
CLASSIFICATION OF ANTI - CANCER DRUGS.pptx
CLASSIFICATION OF ANTI - CANCER DRUGS.pptxCLASSIFICATION OF ANTI - CANCER DRUGS.pptx
CLASSIFICATION OF ANTI - CANCER DRUGS.pptxAnupam32727
 
MS4 level being good citizen -imperative- (1) (1).pdf
MS4 level   being good citizen -imperative- (1) (1).pdfMS4 level   being good citizen -imperative- (1) (1).pdf
MS4 level being good citizen -imperative- (1) (1).pdfMr Bounab Samir
 
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptx
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptxMan or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptx
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptxDhatriParmar
 
Shark introduction Morphology and its behaviour characteristics
Shark introduction Morphology and its behaviour characteristicsShark introduction Morphology and its behaviour characteristics
Shark introduction Morphology and its behaviour characteristicsArubSultan
 
How to Uninstall a Module in Odoo 17 Using Command Line
How to Uninstall a Module in Odoo 17 Using Command LineHow to Uninstall a Module in Odoo 17 Using Command Line
How to Uninstall a Module in Odoo 17 Using Command LineCeline George
 

Último (20)

Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITW
Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITWQ-Factor HISPOL Quiz-6th April 2024, Quiz Club NITW
Q-Factor HISPOL Quiz-6th April 2024, Quiz Club NITW
 
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...
CHUYÊN ĐỀ ÔN THEO CÂU CHO HỌC SINH LỚP 12 ĐỂ ĐẠT ĐIỂM 5+ THI TỐT NGHIỆP THPT ...
 
Sulphonamides, mechanisms and their uses
Sulphonamides, mechanisms and their usesSulphonamides, mechanisms and their uses
Sulphonamides, mechanisms and their uses
 
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...
Healthy Minds, Flourishing Lives: A Philosophical Approach to Mental Health a...
 
Spearman's correlation,Formula,Advantages,
Spearman's correlation,Formula,Advantages,Spearman's correlation,Formula,Advantages,
Spearman's correlation,Formula,Advantages,
 
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFE
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFEPART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFE
PART 1 - CHAPTER 1 - CELL THE FUNDAMENTAL UNIT OF LIFE
 
Unraveling Hypertext_ Analyzing Postmodern Elements in Literature.pptx
Unraveling Hypertext_ Analyzing  Postmodern Elements in  Literature.pptxUnraveling Hypertext_ Analyzing  Postmodern Elements in  Literature.pptx
Unraveling Hypertext_ Analyzing Postmodern Elements in Literature.pptx
 
Scientific Writing :Research Discourse
Scientific  Writing :Research  DiscourseScientific  Writing :Research  Discourse
Scientific Writing :Research Discourse
 
4.9.24 School Desegregation in Boston.pptx
4.9.24 School Desegregation in Boston.pptx4.9.24 School Desegregation in Boston.pptx
4.9.24 School Desegregation in Boston.pptx
 
Introduction to Research ,Need for research, Need for design of Experiments, ...
Introduction to Research ,Need for research, Need for design of Experiments, ...Introduction to Research ,Need for research, Need for design of Experiments, ...
Introduction to Research ,Need for research, Need for design of Experiments, ...
 
The role of Geography in climate education: science and active citizenship
The role of Geography in climate education: science and active citizenshipThe role of Geography in climate education: science and active citizenship
The role of Geography in climate education: science and active citizenship
 
ICS 2208 Lecture Slide Notes for Topic 6
ICS 2208 Lecture Slide Notes for Topic 6ICS 2208 Lecture Slide Notes for Topic 6
ICS 2208 Lecture Slide Notes for Topic 6
 
Paradigm shift in nursing research by RS MEHTA
Paradigm shift in nursing research by RS MEHTAParadigm shift in nursing research by RS MEHTA
Paradigm shift in nursing research by RS MEHTA
 
Q-Factor General Quiz-7th April 2024, Quiz Club NITW
Q-Factor General Quiz-7th April 2024, Quiz Club NITWQ-Factor General Quiz-7th April 2024, Quiz Club NITW
Q-Factor General Quiz-7th April 2024, Quiz Club NITW
 
ClimART Action | eTwinning Project
ClimART Action    |    eTwinning ProjectClimART Action    |    eTwinning Project
ClimART Action | eTwinning Project
 
CLASSIFICATION OF ANTI - CANCER DRUGS.pptx
CLASSIFICATION OF ANTI - CANCER DRUGS.pptxCLASSIFICATION OF ANTI - CANCER DRUGS.pptx
CLASSIFICATION OF ANTI - CANCER DRUGS.pptx
 
MS4 level being good citizen -imperative- (1) (1).pdf
MS4 level   being good citizen -imperative- (1) (1).pdfMS4 level   being good citizen -imperative- (1) (1).pdf
MS4 level being good citizen -imperative- (1) (1).pdf
 
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptx
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptxMan or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptx
Man or Manufactured_ Redefining Humanity Through Biopunk Narratives.pptx
 
Shark introduction Morphology and its behaviour characteristics
Shark introduction Morphology and its behaviour characteristicsShark introduction Morphology and its behaviour characteristics
Shark introduction Morphology and its behaviour characteristics
 
How to Uninstall a Module in Odoo 17 Using Command Line
How to Uninstall a Module in Odoo 17 Using Command LineHow to Uninstall a Module in Odoo 17 Using Command Line
How to Uninstall a Module in Odoo 17 Using Command Line
 

Quantitative Methods : Previous Solved Paper Feb. 2012, with Answer Key

  • 1. Shakehand with Life “Promoting quality culture in every sphere of human life” Page 0 By Narender Sharma “Save Paper, Save Trees, Save Environment” Year - 2012 Previous Solved Paper Feb.2012 MBA, MDU, DDE Rohtak. 70 Multiple choice questions with Answer Key E-Book Code : QTSPFEB12 ShakehandwithLife.in
  • 2. www.shakehandwithlife.in Page 1 www.shakehandwithlife.in E-mail : shakehandwithlife@gmail.com , narender@shakehandwithlife.in Click on Contents Multiple Choice Questions ............................................................................................................................................................................ 2 Answer Key ..................................................................................................................................................................................................... 13 Feedback ........................................................................................................................................................................................................... 13
  • 3. www.shakehandwithlife.in Page 2 Multiple Choice Questions Que. 1. A polynomial of degree……………….. is a linear function and that of degree………….is a quadratic function : A) 1, 0 B) 2, 1 C) 1, 2 D) 0, a Que. 2. The zeros of the function 1 1 are : A) 2, 3 B) 2, 4 C) 0, 0 D) 0, 1 Que. 3. A firm produces and market a single product at a price of Rs. 17.50 per unit. Total fixed cost is Rs. 20,000 daily. The unit variable cost is Rs. 5.00. How many units per day must be produced that the firm breaks even? A) 1200 B) 2000 C) 2400 D) 1600 Que. 4. A firm produces and markets dry cells. The daily cost of production for q number of cells is C(q)= 3.5q+12000. If each cell is sold for Rs. 5.50, the minimum daily production output to ensure no loss is : A) 8000 cells B) 7000 cells C) 6000 cells D) 5000 cells Que. 5. The sum of three numbers in AP is 15 and their product is 105. Two numbers out of these numbers are: A) 2 , 5 B) 2 , 3 C) 5 , 3 D) 4 , 3 Que. 6. Three numbers are in GP whose sum is 35 and whose product is 1000. One of the numbers is : A) 10 B) 15 C) 18 D) 27 Que. 7. If [ 1 ] [ ] then xy ……… : A) 90 B) -90 C) 135 D) -135 Que. 8. For a non-singular matrix A , ………… :
  • 4. www.shakehandwithlife.in Page 3 A) A |A| Adj A B) Adj A |A|A C) Adj A A D) Adj A |A|A Que. 9. What is the sum of five terms of an AP whose 20th term is 41 and 39th term is 79 ? A) 28 B) 35 C) 42 D) 33 Que. 10. The 9th term of a GP whose 3rd term is 1 and 6th term is is ………………….. , A) B) C) D) Que. 11. Matrix A has x rows and x+5 columns , matrix B has y rows and 11-y columns. If both AB and BA exist , then : A) x=8 B) x=5 C) y=8 D) y=5 Que. 12. The sum of three numbers in AP is 18. If 2, 4 and 11 are added to them respectively, the resulting numbers are in GP. One of these numbers is : A) B) C) D) Que. 13 . If x and y are two real numbers, then | |……….| | | |: A) > B) < C) D) Que. 14. If [ 1 ], [ 1 1 ] and the elements of the matrix X are ………….and ……………respectively : A) , B) , C) , D) , Que. 15 Which of the following is not correct? A) ( )