6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?

A) 8	B) 10
C) 12	D) 14

Answer & Explanation Answer: A) 8

Explanation:

[15000*(1+r/100)2-15000]-(15000*r*2)/100=96

Rate=8%

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Filed Under: Compound Interest
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0 3985

Q:

16 persons are participated in a party. In how many differentways can they host the seat in a circular table, if the 2particular persons are to be seated on either side of the host?

A) 16! × 2	B) 14! × 2
C) 18! × 2	D) 14!

Answer & Explanation Answer: B) 14! × 2

Explanation:

(16 – 2)! × 2 = 14! × 2

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Filed Under: Permutations and Combinations
Exam Prep: Bank Exams

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Q:

P starts a business with Rs 14000. After 8 months Q joins P with Rs 8000. After 3 years, what will be the ratio of the profit of P and Q?

A) 12 : 5	B) 9 : 4
C) 14 : 9	D) 15 : 8

Answer & Explanation Answer: B) 9 : 4

Explanation:

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Filed Under: Partnership
Exam Prep: Bank Exams

7 3983

Q:

In how many ways word of 'GLACIOUS' can be arranged such that 'C' always comes at end?

A) 3360	B) 5040
C) 720	D) 1080

Answer & Explanation Answer: B) 5040

Explanation:

Given word is GLACIOUS has 8 letters.

=> C is fixed in one of the 8 places

Then, the remaining 7 letters can be arranged in 7! ways = 5040.

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Filed Under: Permutations and Combinations
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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2 3976

Q:

Three medians AD, BE and CF of ΔABC intersect at G; Area of ΔABC is 36 sq cm. Then the area of ΔCGE is

A) 12 sq cm	B) 6 sq cm
C) 9 sq cm	D) 18 sq cm

Answer & Explanation Answer: B) 6 sq cm

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

3 3975

Q:

5 + 2 x 10/2 = ?

A) 15	B) 35
C) 10	D) 20

Answer & Explanation Answer: A) 15

Explanation:

Using BODMAS Rule,

First solve division, mutiplication and Addition

So here 10/2 = 5

Then 2 x 5 = 10

Now, 5 + 10 = 15.

Hence, 5 + 2 x 10/2 = 15.

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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5 3962

Q:

How many 4-digit numbers can be formed from the digits 2, 3, 5, 6, 7 and 9, which are divisible by 5 and none of the digits is repeated?

A) 60	B) 48
C) 36	D) 20

Answer & Explanation Answer: A) 60

Explanation:

Here given the required digit number is 4 digit.

It must be divisible by 5. Hence, the unit's digit in the required 4 digit number must be 0 or 5. But here only 5 is available.

x x x 5

The remaining places can be filled by remaining digits as 5 x 4 x 3 ways.

Hence, number 4-digit numbers can be formed are 5 x 4 x 3 = 20 x 3 = 60.

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Filed Under: Permutations and Combinations
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Q:

If the 14th September of an year is a Tuesday, then which day of the week will the 17th October of the same year be?

A) Thursday	B) Saturday
C) Sunday	D) Monday

Quantitative Aptitude - Arithmetic Ability Questions

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