Quantitative Aptitude - Arithmetic Ability Questions

Q:

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

A) January – 31 B) July – 30
C) June – 30 D) September – 30
 
Answer & Explanation Answer: B) July – 30

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Q:

The distance between the points (11,­5) and (k,0) is 13. Find k.

A) k = 1 or 23 B) k = ­-1 or 23
C) k = ­1 or ­-23 D) k = -1 or ­-23
 
Answer & Explanation Answer: B) k = ­-1 or 23

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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:

The compound interest on Rs. 4000 for 4 years at 10% per annum will be

A) Rs. 1856.40 B) Rs. 1600
C) Rs. 1856 D) Rs. 1756.60
 
Answer & Explanation Answer: A) Rs. 1856.40

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Q:

What is the equation of the line which intercepts x­axis and y­axis at 3/4 and ­2/3 respectively?

A) 8x + 9y = 6 B) 9x + 8y = 12
C) 8x ­- 9y = 6 D) 9x + 8y = ­-12
 
Answer & Explanation Answer: C) 8x ­- 9y = 6

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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

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Q:

cosA/(1 -­ sin A) is equal to

A) (secA -­ tanA) B) (secA + tanA)
C) √[(secA + tanA)] D) √[(secA -­ tanA)]
 
Answer & Explanation Answer: B) (secA + tanA)

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Q:

If XY = a+23 and YX = 13, then find the value of X2 + Y2X2 - Y2.

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

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