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This mock test of Quadratic Equation - MCQ 5 for Quant helps you for every Quant entrance exam.
This contains 20 Multiple Choice Questions for Quant Quadratic Equation - MCQ 5 (mcq) to study with solutions a complete question bank.
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QUESTION: 1

4x² + 8x + 3 = 0

4y² – 29y + 45 = 0

Solution:

4x² + 8x + 3 = 0

x = -0.5, -3.5

4y² – 29y + 45 = 0

y = 2.25, 5

QUESTION: 2

2x² – 23x + 21 = 0

y² + 42y + 272 = 0

Solution:

2x² – 23x + 21 = 0

x = 10.5, 2

y² + 42y + 272 = 0

y = -16, -17

QUESTION: 3

5x² – 26x + 21 = 0

2y² – 17y + 21 = 0

Solution:

5x² – 26x + 21 = 0

x = 4.2, 1

2y² – 17y + 21 = 0

y = 7, 1.5

QUESTION: 4

x² – 21x + 104 = 0

y² – 33y + 260 = 0

Solution:

x² – 21x + 104 = 0

x = 13, 8

y² – 33y + 260 = 0

y = 13, 20

QUESTION: 5

x² – 31x + 240 = 0

y² – 28y + 195 = 0

Solution:

x² – 31x + 240 = 0

x = 15, 16

y² – 28y + 195 = 0

y = 13, 15

QUESTION: 6

x² – 37x + 300 = 0

y² – 43y + 372 = 0

Solution:

x² – 37x + 300 = 0

x = 25, 12

y² – 43y + 372 = 0

y = 31, 12

QUESTION: 7

x² – 32x + 255 = 0

y² – 28y + 195 = 0

Solution:

x² – 32x + 255 = 0

x = 15, 17

y² – 28y + 195 = 0

y = 15, 13

QUESTION: 8

x² + 39x + 368 = 0

y² – 15y – 250 = 0

Solution:

x² + 39x + 368 = 0

x = -23, -16

y² – 15y – 250 = 0

y = 25, – 10

QUESTION: 9

4x² + 25x + 21 = 0

3y² + 29y + 56 = 0

Solution:

4x² + 25x + 21 = 0

x = -1, – 5.25

3y² + 29y + 56 = 0

y = -7, -2.6

QUESTION: 10

x² – 17x + 72 = 0

6y² – 31y + 35 = 0

Solution:

x² – 17x + 72 = 0

x = 8, 9

6y² – 31y + 35 = 0

y = 1.6, 3.5

QUESTION: 11

2x² + 20x + 50 = 0

2y² + 22y + 56 = 0

Solution:

2x² + 20x + 50 = 0

x² + 10x + 25 = 0

x = -5

2y² + 22y + 56 = 0

y = -4, -7

QUESTION: 12

2x² – 13x + 21 = 0

y² – 33y + 272 = 0

Solution:

2x² – 13x + 21 = 0

x = 3.5, 3

y² – 33y + 272 = 0

y = 16, 17

QUESTION: 13

x² – 29x + 208 = 0

y² + 9y + 14 = 0

Solution:

x² – 29x + 208 = 0

x = 13, 16

y² + 9y + 14 = 0

y = -2, -7

QUESTION: 14

x² – 25x + 156 = 0

y² – 65y + 676 = 0

Solution:

x² – 25x + 156 = 0

x = 13, 12

y² – 65y + 676 = 0

y = 13, 52

QUESTION: 15

2x² – 7x + 6 = 0

2y² – 9y + 10 = 0

Solution:

2x² – 7x + 6 = 0

x = 1.5, 2

2y² – 9y + 10 = 0

y = 2, 2.5

QUESTION: 16

x² – 39x + 324 = 0

y² – 47y + 420 = 0

Solution:

x² – 39x + 324 = 0

x = 27, 12

y² – 47y + 420 = 0

y = 35, 12

QUESTION: 17

x² – 31x + 240 = 0

y² – 29y + 210 = 0

Solution:

x² – 31x + 240 = 0

x = 15, 16

y² – 29y + 210 = 0

y = 15, 14

QUESTION: 18

x² + 40x + 391 = 0

y² – 20y – 525 = 0

Solution:

x² + 40x + 391 = 0

x = -23, -17

y² – 20y – 525 = 0

y = 35, – 15

QUESTION: 19

4x² + 19x + 21 = 0

3y² + 29y + 56 = 0

Solution:

4x² + 19x + 21 = 0

x = -3, – 1.75

3y² + 29y + 56 = 0

y = -7, -2.6

QUESTION: 20

x² – 16x + 63 = 0

6y² – 29y + 35 = 0

Solution:

x² – 16x + 63 = 0

x = 7, 9

6y² – 29y + 35 = 0

y = 2.3, 2.5

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