Quantitative Aptitude - Arithmetic Ability Questions

Q:

Convert binary 1101111 to decimal.

A) 111 B) 101
C) 110 D) 100
 
Answer & Explanation Answer: A) 111

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Q:

Δ ABC is right angled at B. If m∠A = 60°, then what is the value of sec C.sin A?

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

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Q:

If x = 2 +√3, y = 2 – √3 and z = 1, then what is the value of (x/yz) + (y/xz) + (z/xy) + 2 [(1/x) + (1/y) + (1/z)]?

A) 25 B) 22
C) 17 D) 43
 
Answer & Explanation Answer: A) 25

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Q:

If aq-r+br-p-cp-q, then find the value of (pa + qp + rc) is

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

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Q:

If 1aa2+1 = 3, then the value of a6+1a3 is

A) 9 B) 18
C) 27 D) 1
 
Answer & Explanation Answer: B) 18

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Q:

What is the value of sin(11π/6)?

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

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Q:

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

A) 2197 B) 3375
C) 4099 D) 2744
 
Answer & Explanation Answer: C) 4099

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Q:

Four pairs of words are given. Find the odd one out.

A) Horse : Calf B) Deer : Fawn
C) Fish : Fry D) Goat : Kid
 
Answer & Explanation Answer: A) Horse : Calf

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