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Q:

In a class of 39 students there are 36 girls. The average weight of these girls is 38 Kg and average weight of the full class is 40 kgs. What is the average weight of the boys of the class?

A) 42	B) 64
C) 20	D) 62

Answer & Explanation Answer: B) 64

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Filed Under: Average
Exam Prep: Bank Exams

Q:

To cover a distance of 252 km in 2.5 hours what should be the average speed of the car in meters/second?

A) 100.8 m/s	B) 50.4 m/s
C) 28 m/s	D) 56 m/s

Answer & Explanation Answer: C) 28 m/s

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Filed Under: Time and Distance
Exam Prep: Bank Exams

Q:

If sinA/(1 + cosA) = x, then x is

A) cosecA + cotA	B) secA - cotA
C) secA + cotA	D) cosecA - cotA

Answer & Explanation Answer: D) cosecA - cotA

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

A solid right circular cone of radius 10 cm and height 8 cm is put inside a cylindrical vessel of radius 11 cm and height 9 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

A) 5168.96 cubic cms	B) 2584.48 cubic cms
C) 7753.44 cubic cms	D) 1292.24 cubic cms

Answer & Explanation Answer: B) 2584.48 cubic cms

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

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 number?

A) 83	B) 64
C) 46	D) 38

Answer & Explanation Answer: D) 38

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

Q:

Mahmood can do a piece of work in 40 hours. If he is joined by Janaki who is 50% more efficient, in what time will they together finish the work?

A) 2 hours	B) 6 hours
C) 16 hours	D) 3 hours

Answer & Explanation Answer: C) 16 hours

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

Area of _____ equals square of its side.

A) Rhombus	B) Cyclic quadrilateral
C) Rectangle	D) Square

Answer & Explanation Answer: D) Square

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Filed Under: Area
Exam Prep: Bank Exams

Q:

If x - y = -8 and xy = 45, then $(x^{2} + y^{2})$ is

A) 154	B) 64
C) 90	D) 26

Answer & Explanation Answer: A) 154

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Filed Under: Simplification
Exam Prep: Bank Exams

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