Hello and welcome to exampundit. Here is a set of Quantitative Aptitude Quiz for SBI PO Prelims 2019 on Quadratic Equation Problems.

Along with Reasoning, We will be providing good level Quantitative Aptitude Problems. Quantitative Aptitude needs a lot of practice and calculations. We have already given you an article on How to Score Maximum in Quantitative Aptitude. These Quantitative Aptitude quizzes will help you get past SBI PO Prelims 2019.

The following Quantitative Aptitude Quiz has 10 questions from Quadratic Equation Problems with 8 minutes.

Time limit: 0

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The following questions are created as per the recent trends and level of SBI PO Prelims 2019.

Test Name: Quadratic Equation Quiz for SBI PO Prelims 2019

Duration: 8 min

Level: Moderate

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Question 1 of 10

1. Question

X² – ^4√ (4096) = 56

(Y) ^4/3 * (Y) ^5/3 – 523= 206

Correct

X² – √ √ 4096 = 56

X² – √64 = 56

X² – 8=56

X² = 64 X= +8, -8

Y ^ 4/3+5/3 = 206+523

Y^3 = 729 Y= 9

X<Y

Incorrect

X² – √ √ 4096 = 56

X² – √64 = 56

X² – 8=56

X² = 64 X= +8, -8

Y ^ 4/3+5/3 = 206+523

Y^3 = 729 Y= 9

X<Y

Question 2 of 10

2. Question

9X + 5Y= 8

4X + 3Y= 5

Correct

9X + 5Y = 8…………………(1) *4

4X + 3Y= 5………………….(2) *9

36X + 20Y = 32

36X + 27Y= 45

Y= 13/7= 1.86

9X + 5* 1.86= 8

9X= – 1.3

X= -0.144

X<Y

Incorrect

9X + 5Y = 8…………………(1) *4

4X + 3Y= 5………………….(2) *9

36X + 20Y = 32

36X + 27Y= 45

Y= 13/7= 1.86

9X + 5* 1.86= 8

9X= – 1.3

X= -0.144

X<Y

Question 3 of 10

3. Question

X² + 16 = 8X

Y² + 15= 8Y

Correct

X² – 8X + 16=0

X² – 4X – 4X + 16 = 0

X(X-4) – 4(X- 4) = 0

X= 4, 4

Y² – 8Y + 15= 0

Y² – 5Y – 3Y + 15 = 0

Y(Y-5) – 3(Y -5) = 0

Y= 5, 3

Can’t be determined.

Incorrect

X² – 8X + 16=0

X² – 4X – 4X + 16 = 0

X(X-4) – 4(X- 4) = 0

X= 4, 4

Y² – 8Y + 15= 0

Y² – 5Y – 3Y + 15 = 0

Y(Y-5) – 3(Y -5) = 0

Y= 5, 3

Can’t be determined.

Question 4 of 10

4. Question

X² – 15)^5/2 / √X = 0

28/ √Y – √Y = 7/√Y

Correct

X ^ 2+1/2 – (15) ^5/2 = 0

X = 15

28/ √Y – √ Y= 7√Y

28 – 7 = Y

Y= 21

X<Y

Incorrect

X ^ 2+1/2 – (15) ^5/2 = 0

X = 15

28/ √Y – √ Y= 7√Y

28 – 7 = Y

Y= 21

X<Y

Question 5 of 10

5. Question

√64 + √X+20 = √ 256

Y² – 460= 381

Correct

8 + √ x+ 20 = 16

√ x+ 20= 8

X+20 = 64 x= 44

Y² – 460= 381

Y²= 841

Y= + 29, -29

X > y

Incorrect

8 + √ x+ 20 = 16

√ x+ 20= 8

X+20 = 64 x= 44

Y² – 460= 381

Y²= 841

Y= + 29, -29

X > y

Question 6 of 10

6. Question

99X² + 149X +56= 0

156Y² + 287Y + 132 = 0

Correct

99X² + 149X + 56= 0

99X² + 77X +72X + 56 = 0

11 X (9X + 7) + 8 (9X + 7) = 0

X= – 8/11 X= – 7/9

156Y² + 287Y + 132= 0

156Y² + 143Y + 144Y + 132= 0

13Y (12Y + 11) + 12 (12Y + 11) = 0

Y= – 12/13 Y= – 11/12

X>Y

Incorrect

99X² + 149X + 56= 0

99X² + 77X +72X + 56 = 0

11 X (9X + 7) + 8 (9X + 7) = 0

X= – 8/11 X= – 7/9

156Y² + 287Y + 132= 0

156Y² + 143Y + 144Y + 132= 0

13Y (12Y + 11) + 12 (12Y + 11) = 0

Y= – 12/13 Y= – 11/12

X>Y

Question 7 of 10

7. Question

63X² + 172X + 117= 0

30Y² + 162Y + 216= 0

Correct

63x² + 172x + 117= 0

63X² + 91X + 81X + 117 = 0

7X (9X + 13) + 9(9X + 13) = 0

X= -13/9 X= – 9/7

30Y² + 162Y + 216 = 0

30Y² + 90Y + 72Y + 216 = 0

10Y (3Y + 9) + 24(3Y + 9) = 0

Y= – 2.4 Y= -3

X>Y

Incorrect

63x² + 172x + 117= 0

63X² + 91X + 81X + 117 = 0

7X (9X + 13) + 9(9X + 13) = 0

X= -13/9 X= – 9/7

30Y² + 162Y + 216 = 0

30Y² + 90Y + 72Y + 216 = 0

10Y (3Y + 9) + 24(3Y + 9) = 0

Y= – 2.4 Y= -3

X>Y

Question 8 of 10

8. Question

63X – 194√X + 143 = 0

99Y – 255√Y + 150 = 0

Correct

63X – 194√X + 143 = 0

63= 7 * 9 143= 11 * 13

63X – 117√X – 77√X + 143 = 0

9√X( 7√X – 13) – 11(7√X – 13)

√X= 13/7 , 11/9

X= 169/49, 121/81= 3.45, 1.49

99Y – 255√Y + 150 = 0

99Y – 165√Y – 90√Y +150= 0

√Y= 10/11, 15/9

Y= 100/121, 225/81= 0.83, 2.78

Can’t be determined.

Incorrect

63X – 194√X + 143 = 0

63= 7 * 9 143= 11 * 13

63X – 117√X – 77√X + 143 = 0

9√X( 7√X – 13) – 11(7√X – 13)

√X= 13/7 , 11/9

X= 169/49, 121/81= 3.45, 1.49

99Y – 255√Y + 150 = 0

99Y – 165√Y – 90√Y +150= 0

√Y= 10/11, 15/9

Y= 100/121, 225/81= 0.83, 2.78

Can’t be determined.

Question 9 of 10

9. Question

391X² + 1344X + 1073 = 0

437Y² + 1074Y + 589 = 0

Correct

391X² + 1344X + 1073 = 0

391= 17 * 23 1073= 29 * 37

X= -493/391 X= -851/391

437Y² + 1074Y + 589 = 0

437= 19 * 23 589= 19 * 31

Y= – 361/437 Y= -713/437

Can’t be determined.

Incorrect

391X² + 1344X + 1073 = 0

391= 17 * 23 1073= 29 * 37

X= -493/391 X= -851/391

437Y² + 1074Y + 589 = 0

437= 19 * 23 589= 19 * 31

Y= – 361/437 Y= -713/437

Can’t be determined.

Question 10 of 10

10. Question

821X² – 757X² = 256

√196 Y³ – 12Y³ = 16

Correct

821 X² – 757X² = 256

64X² = 256

X= +2, -2

√196Y³ – 12Y³ = 16

14Y³ – 12Y³ = 16

Y= 2

Y≥ X

Incorrect

821 X² – 757X² = 256

64X² = 256

X= +2, -2

√196Y³ – 12Y³ = 16

14Y³ – 12Y³ = 16

Y= 2

Y≥ X

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