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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

If cosπ/4c - tanπ/4c = x, then x is

A) (√3+4)/2√3 B) (2√2-1)/2
C) (1-√2)/√2 D) 5/√3
 
Answer & Explanation Answer: C) (1-√2)/√2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

By increasing the price of entry ticket to a fair in the ratio 13:16, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?

A) decreased in the ratio 144:143 B) increased in the ratio 117:176
C) increased in the ratio 143:144 D) decreased in the ratio 176:117
 
Answer & Explanation Answer: C) increased in the ratio 143:144

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

There are total 200 students in a school, of which 1/5th are boys. Find the number of girls in the school.

A) 160 B) 16
C) 140 D) 40
 
Answer & Explanation Answer: A) 160

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?

A) 3/2 B) – 3
C) 1 D) 0
 
Answer & Explanation Answer: D) 0

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Exam Prep: Bank Exams

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Q:

If a cylinder of radius 4.3 cm and height 4.8 cm is melted and constructed into a cone of the same radius, what will be the height of this cone? (Use π = 22/7)

A) 28.8 cm B) 14.4 cm
C) 7.2 cm D) 21.6 cm
 
Answer & Explanation Answer: B) 14.4 cm

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Find the area (in cm2) of a semi-circle of radius 28 cm.

A) 2464 B) 832
C) 1232 D) 1664
 
Answer & Explanation Answer: C) 1232

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Filed Under: Area
Exam Prep: Bank Exams , CAT

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Q:

Select the odd word from the given alternatives.

A) Batsman B) Umpire
C) Bowler D) Wicket-keeper
 
Answer & Explanation Answer: B) Umpire

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Reflection of the point (-3,6) in the x-axis is

A) (3,6) B) (6,-3)
C) (-3,-6) D) (-6,3)
 
Answer & Explanation Answer: C) (-3,-6)

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