Quantitative Aptitude - Arithmetic Ability Questions

Q:

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

A) OP B) UI
C) TA D) SE
 
Answer & Explanation Answer: B) UI

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Q:

If a3 + b3 + c3 - 3abc = 0, then the value of a2/bc + b2/ac - 3.

 

A) -c2/ab B) -c2/bc
C) -c3/ba D) -c/a
 
Answer & Explanation Answer: A) -c2/ab

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Q:

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

A) 4/5 B) 9/4
C) 4/9 D) 5/4
 
Answer & Explanation Answer: D) 5/4

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Q:

If x + 3 ≤ 4x + 4 and 5(4 -­ x) ­- 4 ≥ 5x - ­2; then

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

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Q:

If Sin θ = 20/29 , then what is the value of Sec Sin θ ?

A) 29/21 B) 29/20
C) 21/20 D) 21/29
 
Answer & Explanation Answer: A) 29/21

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Q:

The perimeter of a square is 30 cm. Find its area (in cm²).

A) 56.25 B) 112.5
C) 60.25 D) 120.5
 
Answer & Explanation Answer: A) 56.25

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Filed Under: Area
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Q:

Expand and simplify (x + 5)2 + (x - 3)2

A) 2(x2 + 2x - 17) B) 2(x2 - 2x + 17)
C) 2(x2 - 2x - 17) D) 2(x2 + 2x + 17)
 
Answer & Explanation Answer: D) 2(x2 + 2x + 17)

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Q:

Find the value of 27a3 + 1a3, if 9a2 + 1a2 = 43

A) 240 B) 280
C) 320 D) 360
 
Answer & Explanation Answer: B) 280

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