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Q:

Product of digits of a 2-digit number is 24. If we add 45 to the number, the new number obtained is a number formed by interchange of the digits.What is the original number?

A) 54	B) 83
C) 38	D) 45

Answer & Explanation Answer: C) 38

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

In an army selection process, the ratio of selected to unselected candidates was 4:1. If 90 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

A) 1650	B) 3300
C) 825	D) 4950

Answer & Explanation Answer: A) 1650

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

When a discount of 20% is given on a sweater, the profit is 28%. If the discount is 14%, then the profit is

A) 42 percent	B) 46.4 percent
C) 33.2 percent	D) 37.6 percent

Answer & Explanation Answer: D) 37.6 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

The simplified form of ${(x + 3)}^{2} + {(x - 1)}^{2}$ is

A) (x2 + 2x + 5)	B) 2(x2 + 2x + 5)
C) (x2 - 2x + 5)	D) 2(x2 - 2x + 5)

Answer & Explanation Answer: B) 2(x2 + 2x + 5)

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If the shopkeeper sells an item at Rs 960 which is marked as Rs 1200, then what is the discount he is offering?

A) 25 percent	B) 12 percent
C) 20 percent	D) 28 percent

Answer & Explanation Answer: C) 20 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

If a – b = 11 and ab = 24, then value of $a^{2} + b^{2}$ is

A) 169	B) 37
C) 73	D) 48

Answer & Explanation Answer: A) 169

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If 1/(tanA + cotA) = x, then value of x is

A) cosAsinA	B) cos2Asin2A
C) cosecAsecA	D) cosec2Asec2A

Answer & Explanation Answer: A) cosAsinA

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If 2x- 3(4-2x) < 4x - 5 < 4x + 2x/3, then x can take which of the following values?

A) 2	B) 8
C) 0	D) -8

Answer & Explanation Answer: C) 0

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Filed Under: Simplification
Exam Prep: Bank Exams

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