Quantitative Aptitude - Arithmetic Ability Questions

Q:

The total surface area of a hemisphere is 462 sq.cm. Find its diameter (in cm).

A) 7 B) 28
C) 21 D) 14
 
Answer & Explanation Answer: D) 14

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Q:

Find the volume (in cub.cm) of a hemisphere of diameter 21 cm.

A) 2235.5 B) 2425.5
C) 2040 D) 1860
 
Answer & Explanation Answer: B) 2425.5

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Q:

If the curved surface area of a right circular cone is 10010 sq cm and its radius is 35 cm, find its volume?

A) 6930 cubic cm B) 13860 cubic cm
C) 3465 cubic cm D) 27720 cubic cm
 
Answer & Explanation Answer: B) 13860 cubic cm

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Q:

If (x  2)2 + (y + 3)2 + (z  15)2 = 0, then what is the value of x + y + z  5?

A) 5 B) 9
C) 15 D) 20
 
Answer & Explanation Answer: B) 9

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Q:

What is the value of 99992 x 100008?

A) 9999999936 B) 9999899936
C) 9999999836 D) 9999999926
 
Answer & Explanation Answer: A) 9999999936

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Q:

Factorise x2 + 3x -­ 18

A) (x+18)(x-­1) B) (x­-1)(x+18)
C) (x+6)(x-­3) D) (x-­6)(x+3)
 
Answer & Explanation Answer: C) (x+6)(x-­3)

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Q:

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

A) JQ B) HS
C) BX D) GT
 
Answer & Explanation Answer: C) BX

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Q:

In the following question, select the odd word from the given alternatives.

A) Odometer B) Thermometer
C) Degree D) Barometer
 
Answer & Explanation Answer: C) Degree

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