Quantitative Aptitude - Arithmetic Ability Questions

Q:

Coefficient of x2  in (x + 7)(5 - 3x)(3x - 6) is

A) 96 B) -30
C) 42 D) -18
 
Answer & Explanation Answer: B) -30

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Q:

A tetrahedron has 4 vertices. How many edges does it have?

A) 8 B) 12
C) 6 D) 10
 
Answer & Explanation Answer: C) 6

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Q:

If cot ­-4π/3 = x, then the value of x is

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

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Q:

Determine the value of y-1y2 when y4+1y4=34

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: D) 4

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Q:

Find the odd one out.

A) D B) B
C) C D) A
 
Answer & Explanation Answer: C) C

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Q:

The marked price of a door is Rs 1400. It is sold at a discount of 28%. If the cost price of the door is Rs 700, then what is the profit (in Rs)?

A) 340 B) 428
C) 308 D) 368
 
Answer & Explanation Answer: C) 308

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Q:

Find the greatest number among 213, 312, 1, 516

A) 213 B) 312
C) 1 D) 516
 
Answer & Explanation Answer: B) 312

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Q:

Find the radius of the circle if the length of its arc is 33 cm whose corresponding central angle is 90° ?

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

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