Quantitative Aptitude - Arithmetic Ability Questions

Q:

If Tan A = 15/8 and Tan B = 7/24, then Tan (A - B) = ?

A) 304/297 B) 304/425
C) 416/87 D) 87/416
 
Answer & Explanation Answer: A) 304/297

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Q:

8 x {5 - (-2) x (-3)} = ?

A) 8 B) -168
C) 88 D) -8
 
Answer & Explanation Answer: D) -8

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Q:

If in-radius of an equilateral triangle is 3 cm. Calculate the perimeter (in m) of the equilateral triangle.

 

A) 6√3 B) 3√3
C) 12√3 D) 18√3
 
Answer & Explanation Answer: D) 18√3

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Q:

What is the slope of the line perpendicular to the line passing through the points (­6,3) and (2,7)?

A) -2 B) 2
C) 1/2 D) -1/2
 
Answer & Explanation Answer: A) -2

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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:

From a solid cube of side 7 cm, a conical cavity of height 7 cm and radius 3 cm is hollowed out. Find the volume of remaining solid?

A) 272 cub.cm B) 270 cub.cm
C) 300 cub.cm D) 277 cub.cm
 
Answer & Explanation Answer: D) 277 cub.cm

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Q:

The length and breadth of a rectangle are 15 cm and 8 cm respectively. Find its area (in cm2)

A) 240 B) 208
C) 416 D) 120
 
Answer & Explanation Answer: D) 120

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Q:

A cylindrical vessel of radius 4 cm contains water . A solid sphere of radius 3 cm is dipped into the water until it is completely immersed . The water level in the vessel will rise by

A) 3.5 cm B) 2.25 cm
C) 2 cm D) 3.8 cm
 
Answer & Explanation Answer: B) 2.25 cm

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