6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If tan x = 1, 0 < x < 90, then what is the value of 2 sin x cos x?

A) 1/2	B) 1
C) √3/2	D) √3

Answer & Explanation Answer: B) 1

Explanation:

tan x = 1

then x = 45

2sin x. cos x = 2× 1/√2 x 1/√2 = 1

an x = 1

then

x = 45

o

2sin x. cos x =

2

×

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Filed Under: Simplification
Exam Prep: Bank Exams

1 1934

Q:

What is the unit place digit in the expansion of $7^{73}$ ?

A) 1	B) 3
C) 7	D) 9

Answer & Explanation Answer: C) 7

Explanation:

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Filed Under: Numbers
Exam Prep: Bank Exams

0 1933

Q:

If Sec θ = 5/3, then what is the value of Cosec θ?

A) 0.8	B) 1.25
C) 4/3	D) 3/4

Answer & Explanation Answer: B) 1.25

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1933

Q:

A person loses 75% of his money in the first bet, 75% of the remaining in the second and 75% of the remaining in the third bet and returns home with Rs. 2 only. His initial money was

A) Rs. 64	B) Rs. 128
C) Rs. 256	D) Rs. 512

Answer & Explanation Answer: B) Rs. 128

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1933

Q:

60% of P = 50% of Q and Q = x% of P. What is the value of x?

A) 130	B) 120
C) 140	D) 80

Answer & Explanation Answer: B) 120

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

5 1932

Q:

What is the simplified value of [2/(cot A – tan A)]?

A) sin A cos A	B) tan 2A
C) sin2 A	D) cos2 A

Answer & Explanation Answer: B) tan 2A

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1932

Q:

A rectangular swimming pool of length 20 m and breadth 10 m has a uniformly sloping floor. It is 1 m in depth on one end of its length and 3 m at the other. How much water is needed to completely fill this pool? (Take π = 22/7)

A) 800 cubic metres	B) 300 cubic metres
C) 480 cubic metres	D) 400 cubic metres

Answer & Explanation Answer: D) 400 cubic metres

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

1 1932

Q:

A solid cube has side 8 cm. It is cut along diagonals of top face to get 4 equal parts. What is the total surface area (in cm2) of each part?

A) 96 + 64√2	B) 80 + 64√2
C) 96 + 48√2	D) 80 + 48√2

Quantitative Aptitude - Arithmetic Ability Questions

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