Quantitative Aptitude - Arithmetic Ability Questions

Q:

In ΔPQR, PS and PT are bisectors of ∠QPR and ∠QPS respectively. If ∠QPT = 30°, PT = 9 cm and TR = 15 cm, then what is the area (in cm2) of ΔPTR

A) 36 B) 54
C) 72 D) 216
 
Answer & Explanation Answer: B) 54

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Filed Under: Volume and Surface Area
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Q:

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

A) 4/5 B) 9/4
C) 4/9 D) 5/4
 
Answer & Explanation Answer: D) 5/4

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Filed Under: Simplification
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Q:

3cosA is equal to

A) 4cos3A + 3cosA B) 4cos3A - 3cosA
C) 3cos3A + 3cosA D) 3cos3A - 3cosA
 
Answer & Explanation Answer: B) 4cos3A - 3cosA

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Filed Under: Simplification
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Q:

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

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

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Filed Under: Simplification
Exam Prep: Bank Exams , CAT

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Q:

If x = a + 1a, y = a - 1a ,(a>0), then the value of x4+y4-2x2y2 is

A) 16 B) 20
C) 10 D) 5
 
Answer & Explanation Answer: A) 16

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Filed Under: Simplification
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Q:

What should be added to 3(x­ - 2y) to obtain 2(3x + y) -­ 5(2x + 3)?

A) 8y -­ 7x ­- 15 B) 8y -­ 7x + 15
C) 8y + 7x + 15 D) 8y + 7x -­ 15
 
Answer & Explanation Answer: A) 8y -­ 7x ­- 15

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If "basis points" are defined so that 1 percent is equal to 100 basis points, then by how many basis points is 82.5 percent greater than 62.5 percent?

A) 0.2 B) 20
C) 200 D) 2000
 
Answer & Explanation Answer: D) 2000

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

Which one of the following is true for 0°<θ<90°

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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