6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If Sin θ = 20/29 , then what is the value of Sec Sin θ ?

A) 29/21	B) 29/20
C) 21/20	D) 21/29

Answer & Explanation Answer: A) 29/21

Explanation:

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Q:

If (1/4 of x) - (4/5 of 6/7) equals - 9/7, then value of x is

A) -12	B) -2.4
C) -3.6	D) -14

Answer & Explanation Answer: B) -2.4

Explanation:

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Q:

In a triangle ABC, a line is drawn from C which bisects AB at point D. Find the ratio of area of the triangles DBC and ABC.

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

Answer & Explanation Answer: C) 1:2

Explanation:

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Q:

The length of each side of a rhombus is 25 m and the length of one of its diagonals is 14 m. Find the area of the rhombus?

A) 336 sq. m	B) 175 sq. m
C) 350 sq. m	D) 168 sq. m

Answer & Explanation Answer: A) 336 sq. m

Explanation:

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Filed Under: Area
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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) NO	B) TV
C) IK	D) KM

Answer & Explanation Answer: A) NO

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Q:

If $n + \frac{n}{2} + \frac{n}{4} + \frac{n}{8} = 45$ , then find the value of 'n' which will satisfy the equation.

A) 16	B) 24
C) 36	D) 48

Answer & Explanation Answer: B) 24

Explanation:

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Q:

The sum of two numbers is equal to thrice their difference. If the smaller of the numbers is 10 find the other number.

A) 15	B) 30
C) 40	D) None of these

Answer & Explanation Answer: D) None of these

Explanation:

Let larger number be x and smaller number be y.

Also, y = 10

According to question,

⇒(x + y) = 3((x –y)⇒(x + 10) = 3(x –10)

⇒2x = 40⇒x = 20

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Filed Under: Numbers
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Q:

If 2/3 of a pizza costs Rs.300, then 3/5 of a pizza will cost

A) Rs. 180	B) Rs. 250
C) Rs. 225	D) Rs. 270

Quantitative Aptitude - Arithmetic Ability Questions

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