6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Which of the following is the largest?

A) 12/49	B) 7/30
C) 13/56	D) 11/46

Answer & Explanation Answer: A) 12/49

Explanation:

In the given options,

12/49 can be written as 1/(49/12) = 1/4.083

7/30 can be written as 1/(30/7) = 1/4.285

13/56 can be written as 1/(56/13) = 1/4.307

11/46 can be written as 1/(46/11) = 1/4.1818

Here in the above,

1/4.083 has the smallest denominator and so 12/49 is the largest number or fraction.

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Filed Under: Numbers
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5 2444

Q:

Solve the following : 27 - [38 - {46 - (15 - 13 - 2)}]

A) 31	B) 35
C) 30	D) 29

Answer & Explanation Answer: B) 35

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

6 2443

Q:

Three circle C1, C2 and C3 with radii r1, r2 and r3 (where r1<r2<r3) are placed as shown in the given figure. What is the value of r2?

A) √( r1r3)	B) ( r1 + r3)/2
C) (2 r1r2)/( r1 + r2)	D) √( r1 + r3)

Answer & Explanation Answer: A) √( r1r3)

Explanation:

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 2440

Q:

$4 \frac{4}{5} of 229.79 = ? of 2398.51$

A) 23/50	B) 36/49
C) 33/41	D) 29/47

Answer & Explanation Answer: A) 23/50

Explanation:

Given

$4 \frac{4}{5} of 229.79 = ? of 2398.51$

$\frac{24}{5} x 230 = ? x 2400 24 x 46 = ? x 2400 ? = 46 / 100 ? = \frac{23}{50}$

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Filed Under: Percentage
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4 2439

Q:

If the true discount on sum due 2 years hence at 14% per annum be Rs. 168, the sum due is

A) Rs. 600	B) Rs. 768
C) Rs. 878	D) Rs. 668

Answer & Explanation Answer: B) Rs. 768

Explanation:

We know that,

P.W = 100×T.D/R×T

= 100×168/14×2

P.W = 600.

Now, required Sum = (P.W. + T.D.)

= Rs. (600 + 168)

= Rs. 768.

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Filed Under: True Discount
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7 2435

Q:

If length of each side of a rhombus PQRS is 8 cm and ∠PQR = 120°, then what is the length (in cm) of QS?

A) 4√5	B) 6
C) 8	D) 12

Answer & Explanation Answer: C) 8

Explanation:

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Filed Under: Area

10 2433

Q:

Deepak found that he had made a loss of 10% while selling his smartphone. He also found that had he sold it for ` 50more, he would have made a profit of 5%. The initial loss was what percentage of the profit earned, had he sold the smartphone for a 5% profit ?

A) 100%	B) 200%
C) 75%	D) 85%

Answer & Explanation Answer: B) 200%

Explanation:

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Filed Under: Profit and Loss

2 2430

Q:

Rohit walks at 17 km/hr and Ruchira cycles at 22 km/hr towards each other. What was the distance between them when they started if they meet after 44 minutes?

A) 42.9 km	B) 35.8 km
C) 21.5 km	D) 28.6 km

Quantitative Aptitude - Arithmetic Ability Questions

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