Quantitative Aptitude - Arithmetic Ability Questions

Q:

√[(1 ­ sinA)/(1 + sinA)] is equal to?

A) secA -­ tanA B) cosecA -­ cotA
C) secA + tanA D) cosecA + cotA
 
Answer & Explanation Answer: A) secA -­ tanA

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Q:

The line passing through (­3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?

A) 4 B) -2
C) 2 D) -4
 
Answer & Explanation Answer: A) 4

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Q:

The circumference of a circle is 110 cm. Find its radius (in cm).

A) 35 B) 19.5
C) 17.5 D) 39
 
Answer & Explanation Answer: C) 17.5

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Q:

If 4(2x + 3) > 5 -­ x and 5x - ­3(2x­ - 7) > 3x -­ 1, then x can take which of the following values?

A) 6 B) -1
C) 5 D) -6
 
Answer & Explanation Answer: C) 5

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Q:

In the following question, select the odd word from the given alternatives.

A) Tiger B) Ostrich
C) Lion D) Cheetah
 
Answer & Explanation Answer: B) Ostrich

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Q:

If (cotA - cosecA)2 = x, then the value of x is

A) (1 - cosA)/(1 + cosA) B) (1 - sinA)/(1 + sinA)
C) (1 - secA)/(1 + secA) D) (1 - cosecA)/(1 + cosecA)
 
Answer & Explanation Answer: A) (1 - cosA)/(1 + cosA)

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Q:

What is the value of 128 + 7232

A) 3.5 B) 7
C) 4.5 D) 9
 
Answer & Explanation Answer: A) 3.5

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Q:

ΔXYZ is similar to ΔPQR. If ratio of Perimeter of ΔXYZ and Perimeter of ΔPQR is 4:9 and if PQ = 27 cm, then what is the length of XY (in cm)?

A) 9 B) 12
C) 16 D) 15
 
Answer & Explanation Answer: B) 12

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