Aptitude and Reasoning Questions

Q:

tanAcosec2A is equal to

A) (1 + tan2A)cotA B) (1 -­ tan2A)cotA
C) √[(1 + tan2A)cotA] D) √[(1 -­ tan2A)cotA]
 
Answer & Explanation Answer: A) (1 + tan2A)cotA

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Q:

What is the value of cosec 5π/3?

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

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Q:

Simplify 486b3x2a4z3/27a3b2z

A) 18bx2az2 B) 18bx2a2z
C) 36ba2z D) 36bxaz
 
Answer & Explanation Answer: A) 18bx2az2

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Q:

Select the odd word from the given alternatives.

A) Almond B) Dates
C) Walnut D) Cashew
 
Answer & Explanation Answer: B) Dates

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Q:

Find the value of 6813+6413314

A) 5 B) 6
C) 36 D) 216
 
Answer & Explanation Answer: B) 6

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Q:

The value of (1 - √2) + (√2 - √3) + (√3 - √4) + ..... + (√15 - √16) is

A) 0 B) 1
C) -3 D) 4
 
Answer & Explanation Answer: C) -3

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Q:

The average marks of 40 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 73 instead of 37. What is the value of correct average?

A) 24.3 B) 24.1
C) 24.5 D) 24.7
 
Answer & Explanation Answer: B) 24.1

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Q:

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

A) AE B) IO
C) UA D) GH
 
Answer & Explanation Answer: D) GH

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