6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Aniruddh's birthday is on Sunday 2nd April. On what day of the week will be Priyansh's Birthday in the same year if Priyansh was born on 28th October?

A) Saturday	B) Wednesday
C) Friday	D) Thursday

Answer & Explanation Answer: A) Saturday

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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6 2757

Q:

If 1 + (1/2) + (1/3) + ... + (1/20) = k, then what is the value of (1/4) + (1/6) + (1/8) + ... + (1/40)?

A) k/2	B) 2k
C) (k – 1)/2	D) (k + 1)/2

Answer & Explanation Answer: C) (k – 1)/2

Explanation:

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Filed Under: Simplification
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11 2755

Q:

$\cos^{3} A$ is equal to

A) cos3A - 3sin2cosA	B) cos3A + 4sin2cosA
C) cos3A + 3sin2cosA	D) cos3A - 4sin2cosA

Answer & Explanation Answer: C) cos3A + 3sin2cosA

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

1 2753

Q:

3/8 as a decimal

A) 1.375	B) 2.375
C) 0.375	D) 3.75

Answer & Explanation Answer: C) 0.375

Explanation:

Expressing 3/8 as a decimal fraction:

We can convert 3/8 into a decimal fraction by just dividing 3 by 8 or making 3 into 8 parts.

Then, it is 3/8 = 0.375 as a decimal fraction.

Other Method::

3/8 as a Decimal :

In this we should convert the denominator into 10, 100, 1000, 10000, 100000,... to make it simple.

Now to make 8 into 1000, we multiply numerator and denominator with 125

=> ( $\frac{3 x 125}{8 x 125} = \frac{375}{1000} = 0.375$

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Filed Under: Decimal Fractions
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3 2753

Q:

Two cars A and B travel from one city to another, at speeds of 72 km/hr and 90 km/hr respectively. If car B takes 1 hour lesser than car A for the journey, then what is the distance (in km) between the two cities?

A) 270	B) 360
C) 240	D) 400

Answer & Explanation Answer: B) 360

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

2 2752

Q:

Sandy and Mandy do (8/13)th part of a work and the rest of the work was completed by Andy. If Sandy, Mandy and Andy take the same work for Rs. 2600, then what is the share (in Rs) of Andy?

A) 1600	B) 1400
C) 800	D) 1000

Answer & Explanation Answer: D) 1000

Explanation:

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Filed Under: Time and Work
Exam Prep: Bank Exams

3 2752

Q:

Eshan's birthday is on Friday 10th March. On what day of the week will be Shlok's Birthday in the same year if Shlok was born on 25th September?

A) Monday	B) Wednesday
C) Friday	D) Thursday

Answer & Explanation Answer: A) Monday

Explanation:

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Filed Under: Calendar
Exam Prep: Bank Exams

6 2750

Q:

If pq(p+q) = 1, then the value of $\frac{1}{p^{3} q^{3}} - p^{3} - q^{3}$ is equal to

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

Quantitative Aptitude - Arithmetic Ability Questions

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