Quantitative Aptitude - Arithmetic Ability Questions

Q:

If 1/(1 + cosA) + 1/(1 ­- cosA) = x , then value of x is

A) 2sec2A B) 2cosecA
C) 2cosec2A D) 2secA
 
Answer & Explanation Answer: C) 2cosec2A

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Q:

In an isosceles trapezium _____.

A) Diagonals are congruent B) Opposite sides are parallel
C) Diagonals are bisectors of each other D) Diagonals bisect opposite angles
 
Answer & Explanation Answer: A) Diagonals are congruent

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Q:

A bag contain equal number of 1 rupee, 50 paisa and 25 paisa coins. If the total amount is Rs 105, then how many coins of each type are there?

A) 15 B) 45
C) 60 D) 80
 
Answer & Explanation Answer: C) 60

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Q:

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

A) 27 B) 8
C) 64 D) 124
 
Answer & Explanation Answer: D) 124

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Q:

What is the value of {[sin (x + y) – 2 sin x + sin (x – y)]/[cos (x – y) + cos (x + y) – 2 cos x]} × [(sin 10x – sin 8x)/(cos 10x + cos 8x)]?

A) 0 B) tan2x
C) 1 D) 2 tan x
 
Answer & Explanation Answer: B) tan2x

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Q:

Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

A) 39 B) 93
C) 63 D) 36
 
Answer & Explanation Answer: A) 39

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Q:

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

A) 2356 B) 1232
C) 4268 D) 2270
 
Answer & Explanation Answer: D) 2270

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Q:

In the given figure, P  is the center of the circle. If QS = PR, then what is the ratio of angles RSP to the TPR ?

A) 1 : 4 B) 2 : 5
C) 1 : 3 D) 2 : 7
 
Answer & Explanation Answer: C) 1 : 3

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