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Q:

If sin(A/2) = x, then the value of x is

A) √[(1 + cosA)/2] B) √[(1 -­ cosA)/2]
C) √[(1 -­ sinA)/2] D) √[(1 + sinA)/2]
 
Answer & Explanation Answer: B) √[(1 -­ cosA)/2]

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If tan ­-5π/3 = x, then the value of x is

A) √3 B) 1
C) -1/2 D) √3/2
 
Answer & Explanation Answer: A) √3

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

When a discount of 20% is given on a monthly train pass, the profit is 44%. If the discount is 29%, then the profit is _____.

A) 73 percent B) 118.2 percent
C) 17.4 percent D) 27.8 percent
 
Answer & Explanation Answer: D) 27.8 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

P and Q can do a project in 60 and 30 days respectively. In how many days can they complete 90% of the project if they work together?

A) 9 days B) 27 days
C) 36 days D) 18 days
 
Answer & Explanation Answer: D) 18 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

If the sum of the measures of all the interior angles of polygon is 1800°, find the number of sides of the polygon?

A) 12 B) 14
C) 16 D) 8
 
Answer & Explanation Answer: A) 12

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 18% per annum is Rs 81. The sum is ____.

A) Rs 2500 B) Rs 5000
C) Rs 10000 D) Rs 7500
 
Answer & Explanation Answer: A) Rs 2500

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Filed Under: Compound Interest
Exam Prep: Bank Exams

Q:

The first and last terms of an arithmetic progression are 32 and ­-43. If the sum of the series is ­-88, then it has how many terms?

A) 16 B) 15
C) 17 D) 14
 
Answer & Explanation Answer: A) 16

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

If 5x ­- 3 ≥ 3 + x/2 and 4x -­ 2 ≤ 6 + x; then x can take which of the following values?

A) 1 B) 2
C) -1 D) -2
 
Answer & Explanation Answer: B) 2

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Filed Under: Simplification
Exam Prep: Bank Exams