Quantitative Aptitude - Arithmetic Ability Questions

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:

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

A) DAH B) IFM
C) ROV D) FHA
 
Answer & Explanation Answer: D) FHA

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Q:

If x + 1x = 3, then x18 + x12 + x6 + 1 value is

A) 0 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: A) 0

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Q:

What should be added to 3(x­ - 2y) to obtain 2(3x + y) -­ 5(2x + 3)?

A) 8y -­ 7x ­- 15 B) 8y -­ 7x + 15
C) 8y + 7x + 15 D) 8y + 7x -­ 15
 
Answer & Explanation Answer: A) 8y -­ 7x ­- 15

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Q:

Triangle DEF is right angled at E. If cot D = 5/12, then what is the value of sin F?

A) 5/12 B) 13/5
C) 5/13 D) 13/12
 
Answer & Explanation Answer: C) 5/13

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Q:

If √x ­- √y = 1 , √x + √y = 17 then √xy = ?

A) √72 B) 72
C) 32 D) 24
 
Answer & Explanation Answer: B) 72

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Q:

Select the odd number from the given alternatives.

A) 18 B) 45
C) 54 D) 55
 
Answer & Explanation Answer: D) 55

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Q:

ΔPQR is right angled at Q. If m∠R = 45°, then find the value of (tanP - 1/2).

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

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