6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If x = 11, the value of $x^{5} - 12 x^{4} + 12 x^{3} - 12 x^{2} + 12 x - 1$ is

A) 11	B) 10
C) 12	D) -10

Answer & Explanation Answer: B) 10

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of $2 \sec^{2} A$ ?

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

Answer & Explanation Answer: C) cosecA/(cosecA - 1) + cosecA/(cosecA +1)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The distance between the points (4, 8) and (k,-4) is 13. What is the value of k?

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

Answer & Explanation Answer: C) -1

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

K is 5 years older to H. H is 3 years younger to R. R is 6 years older to C. C is 7 years younger to L. Who is the eldest?

A) H	B) K
C) R	D) L

Answer & Explanation Answer: B) K

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Filed Under: Problems on Ages
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Q:

The mean of 12 observations is 15. One more observation is included and the new mean becomes 16. The 13th observation is

A) 2	B) 24
C) 26	D) 28

Answer & Explanation Answer: D) 28

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

What is the simplified value of (cos A + sin A)(cot A + tan A)?

A) sec A + cosec A	B) sin A + cos A
C) tan A + cot A	D) sec A – cosec A

Answer & Explanation Answer: A) sec A + cosec A

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

A sum becomes Rs 1392 in 2 years and Rs 1488 in 3 years at simple interest. What is the rate (in percentage) of interest per annum?

A) 8	B) 10
C) 12	D) 8.5

Answer & Explanation Answer: A) 8

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Filed Under: Simple Interest
Exam Prep: Bank Exams

2 1494

Q:

ABCD is an isosceles trapezium such that AD||BC, AB = 5 cm, AD = 8 cm and BC = 14 cm. What is the area (in cm2) of trapezium?

A) 36	B) 44
C) 88	D) 144

Quantitative Aptitude - Arithmetic Ability Questions

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