Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the value of sec 4π/3?

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

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Q:

If tanθ = 815, then 1-sinθ1+sinθ is

A) 1/5 B) 2/5
C) 3/5 D) 0
 
Answer & Explanation Answer: C) 3/5

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Q:

A, B and C can finish a job working alone in 72, 24 and 36 days respectively. In how many days they can finish the job if they worked together?

A) 12 B) 9
C) 15 D) 18
 
Answer & Explanation Answer: A) 12

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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) BE B) VZ
C) QU D) KO
 
Answer & Explanation Answer: A) BE

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Q:

CAlculate : 72-6-45÷5-72-2×2÷2+2

A) -16/18 B) -14/7
C) -12/7 D) -12/18
 
Answer & Explanation Answer: C) -12/7

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Q:

If x + 1x = -2, then the value of x631 + 1x632?

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

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Q:

D and E are the points on the sides AB and AC respectively of a ΔABC and AD = 8 cm, DB = 12 cm, AE= 6 cm and EC = 9 cm, then BC is equal to:

A) 2/5 DE B) 5/2 DE
C) 3/2 DE D) 2/3 DE
 
Answer & Explanation Answer: B) 5/2 DE

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Q:

Which of the numbers given below is NOT rational?

A) 3√8 B) 3√64
C) √64 D) √8
 
Answer & Explanation Answer: D) √8

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