Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the digit in unit's place of the product 51 x 52 x 53 ...... 59?

A) 0 B) 4
C) 3 D) 6
 
Answer & Explanation Answer: A) 0

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Q:

Dinesh purchases 10 dozens of apples at the rate of Rs 180 per dozen. He sold each one of them at the rate of Rs 19.5. What is the profit (in percentage) of Dinesh?

 

A) 30 B) 15
C) 18 D) 25
 
Answer & Explanation Answer: A) 30

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Q:

Which one of the following combination of measurements can form the sides of a triangle?

A) 9 cm, 6 cm, 2 cm B) 11 cm, 3 cm, 12 cm
C) 3 cm, 5 cm, 8 cm D) 5 cm, 7 cm, 13 cm
 
Answer & Explanation Answer: B) 11 cm, 3 cm, 12 cm

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Q:

The radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5:3. The ratio of their volumes is

A) 27:20 B) 20:27
C) 4:9 D) 9:4
 
Answer & Explanation Answer: B) 20:27

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Q:

The area and the length of one of the diagonals of a rhombus is 60 cm2 and 8 cm respectively. Find the length of its other diagonal (in cm).

A) 7.5 B) 30
C) 22.5 D) 15
 
Answer & Explanation Answer: D) 15

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Q:

Which of the following option is CORRECT about the figure shown below?

A) OA – AR = OB + BR B) OA + AR = OB – BR
C) OA + AR = OB + BR D) None of these
 
Answer & Explanation Answer: C) OA + AR = OB + BR

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Q:

Find the fraction which is as much greater than 4/7 as it is less than 5/6

A) 58/84 B) 59/84
C) 59/85 D) 84/59
 
Answer & Explanation Answer: B) 59/84

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Q:

ΔPQR is right angled at Q. If m∠R = 60o, then find the value of (secP - 1/√3) 

A) (√6-6)/3√3 B) (1-3√2)/3
C) 1/√3 D) 2/√3
 
Answer & Explanation Answer: C) 1/√3

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