6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If x = a + 1/a, y = a - 1/a, then the value of $x^{4} + y^{4} - 2 x^{2} y^{2}$

A) 4	B) 8
C) 16	D) 64

Answer & Explanation Answer: C) 16

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2501

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 2501

Q:

A man borrowed some money from a private organisation at 5% simple interest per annum. He lended this money to another person at 10% compound interest per annum, and made a profit of 26,410 in 4 years. The man borrowed

A) 200000	B) 150000
C) 132050	D) 100000

Answer & Explanation Answer: D) 100000

Explanation:

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Filed Under: Simple Interest
Exam Prep: Bank Exams

1 2500

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
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

3 2499

Q:

The price of an article is cut by 3%. To restore to its original value, the new price must be increased by

A) 3 percent	B) 7.11 percent
C) 3.09 percent	D) 2.69 percent

Answer & Explanation Answer: C) 3.09 percent

Explanation:

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT

5 2498

Q:

The minimum value of LCM of given numbers is ........... the product of all the given numbers.

A) always greater than	B) always less than
C) always equal to	D) None

Answer & Explanation Answer: D) None

Explanation:

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Filed Under: HCF and LCM
Exam Prep: Bank Exams

5 2497

Q:

A man spend 7.5% of his money and after spending 75% of the remaining, he had Rs. 370 left. How much money did he have

A) 1200	B) 1600
C) 1500	D) 1400

Answer & Explanation Answer: B) 1600

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

3 2494

Q:

Divyansh's birthday is on Sunday 16th July. On what day of the week will be Shaan's Birthday in the same year if Shaan was born on 1st August?

A) Tuesday	B) Monday
C) Wednesday	D) Sunday

Quantitative Aptitude - Arithmetic Ability Questions

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