6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Expand and simplify ${(3 x + 2)}^{2} * (4 x - 3) - (2 x^{3} - 9 x^{2} + 12 x - 24)$

A) 34x3 + 30x2 - 32x - 12	B) 34x3 + 30x2 - 32x + 12
C) 34x3 - 30x2 - 32x + 12	D) 34x3 - 30x2 + 32x - 12

Answer & Explanation Answer: B) 34x3 + 30x2 - 32x + 12

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If 7x - [3(2x - 3)]/2 = 1/2, then what is the value of x?

A) -1	B) 1
C) 3	D) -3

Answer & Explanation Answer: A) -1

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Q:

If ${(cotA - cosecA)}^{2} = x$ , then the value of x is

A) (1 - cosA)/(1 + cosA)	B) (1 - sinA)/(1 + sinA)
C) (1 - secA)/(1 + secA)	D) (1 - cosecA)/(1 + cosecA)

Answer & Explanation Answer: A) (1 - cosA)/(1 + cosA)

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Q:

Of three positive numbers, the ratio of first and second is 5 : 2, ratio of second and third is 5 : 4. The product of first and third is 1800. What is the sum of the three numbers?

A) 43	B) 133
C) 119	D) 129

Answer & Explanation Answer: D) 129

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

If the ratio of marked price and selling price is 11 : 10, then what is the discount percentage?

A) 11.11	B) 17.28
C) 12.5	D) 9.09

Answer & Explanation Answer: D) 9.09

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Filed Under: Percentage

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Q:

The product of two numbers is 48. If one number equals "The number of wings of a bird plus 2 times the number of fingers on your hand divided by the number of wheels of a Tricycle". Then the other number is

A) 9	B) 10
C) 12	D) 18

Answer & Explanation Answer: C) 12

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

The sum of all prime numbers between 58 and 62 is

A) 116	B) 114
C) 120	D) 111

Answer & Explanation Answer: C) 120

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Filed Under: Problems on Numbers
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Q:

Two fractions are such that their product is 4 and sum is 32/15. Find the two fractions.

A) 6/15, -10/3	B) 6/5, -10/3
C) 7/2, -8/7	D) -10/7, 14/5

Quantitative Aptitude - Arithmetic Ability Questions

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