6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:

A) 650	B) 690
C) 698	D) 700

Answer & Explanation Answer: C) 698

Explanation:

S.I. for 1 year = Rs. (854 - 815) = Rs. 39.

S.I. for 3 years = Rs.(39 x 3) = Rs. 117.

Principal = Rs. (815 - 117) = Rs. 698

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Filed Under: Simple Interest
Exam Prep: GRE

259 52057

Q:

What is the probability of getting a sum 9 from two throws of a dice?

A) 1/2	B) 3/4
C) 1/9	D) 2/9

Answer & Explanation Answer: C) 1/9

Explanation:

In two throws of a die, n(S) = (6 x 6) = 36.

Let E = event of getting a sum ={(3, 6), (4, 5), (5, 4), (6, 3)}.

P(E) =n(E)/n(S)=4/36=1/9.

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Filed Under: Probability

80 52032

Q:

Find the approximate value of ? in ${(14.998)}^{3} = ?$

A) 3573	B) 4096
C) 3378	D) 3374

Answer & Explanation Answer: D) 3374

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

3 52018

Q:

If $\sec θ + \tan θ = 2, then \sec θ - \tan θ = ?$

A) 0.5	B) 1.5
C) 1	D) 0.75

Answer & Explanation Answer: A) 0.5

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 51973

Q:

Which of the following statement(s) is/are TRUE?

$I . \sqrt{12} > \sqrt[3]{16} > \sqrt[4]{24} II . \sqrt[3]{25} > \sqrt[4]{32} > \sqrt[6]{48} III . \sqrt[4]{9} > \sqrt[3]{15} > \sqrt[6]{24}$

A) Only I and II	B) Only I and III
C) Only I	D) All are true.

Answer & Explanation Answer: A) Only I and II

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 51870

Q:

Find the odd man out?

16, 254, 1296, 4096, 10000

A) 16	B) 254
C) 1296	D) 10000

Answer & Explanation Answer: B) 254

Explanation:

The given series 16, 254, 1296, 4096, 10000 follows a pattern that

$2^{4}, 4^{4}, 6^{4}, 8^{4}, 10^{4}, . . .$

Hence, the odd man in the series is 4 x 4 x 4 x 4 = 256 not 254.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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3 51767

Q:

Reena and Shaloo are partners in a business, Reena invests Rs, 35,000 for 8 months and Shaloo invests Rs. 42,000 for 10 months, out of a profit of Rs. 31,570, Reena's share is :

A) 12628	B) 18245
C) 11235	D) 10253

Answer & Explanation Answer: A) 12628

Explanation:

Ratio of their shares = (35000 * 8) : (42000 * 10) = 2 : 3.

Reena's share Rs. 31570 * (2 / 5) = Rs. 12628.

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Filed Under: Partnership

31 51636

Q:

Select the figure which does not belong to the group:

A) C	B) D
C) A	D) B

Quantitative Aptitude - Arithmetic Ability Questions

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