Quantitative Aptitude - Arithmetic Ability Questions

Q:

If cotA/(1 + cot2A) = x, then the value of x is

A) sinA B) cosecA
C) secA D) cosA
 
Answer & Explanation Answer: D) cosA

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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:

Find the value of 62532+18

A) 1635 B) 2635
C) 3635 D) 4635
 
Answer & Explanation Answer: A) 1635

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Q:

The diagonals of two squares are in the ratio 5:2.The ratio of their area is

A) 5:6 B) 25:4
C) 5:4 D) 125:8
 
Answer & Explanation Answer: B) 25:4

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Q:

What is the value of (cot30°+ 2/√3) ?

A) 5/√3 B) (1+2√3)/2
C) 5/6 D) 2/√3
 
Answer & Explanation Answer: A) 5/√3

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Q:

Common factor of 12a4b6, 18a6c2, 36a2b2 is

A) 36a2 B) 108b2
C) 6a2b2 D) 6a2
 
Answer & Explanation Answer: D) 6a2

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Q:

If p = 99, then the value of p(p2+3p+3) will be

A) 999999 B) 1000000
C) 1000001 D) 999998
 
Answer & Explanation Answer: A) 999999

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Q:

Find the marked price if the selling price is Rs. 9250 and discount is 7.5%.

A) 9000 B) 8556.25
C) 10000 D) 9943.75
 
Answer & Explanation Answer: C) 10000

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