Exams Questions and Answers

Q:

If the least common multiple of two numbers, 1728 and K is 5184, then how many values of K are possible?

A) 11	B) 8
C) 6	D) 7

Answer & Explanation Answer: D) 7

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

What is the value of sin (630 + A) + cos A?

A) √3/2	B) 1/2
C) 0	D) 2/√3

Answer & Explanation Answer: C) 0

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

P can do a work in 10 days. Q can do the same work in 15 days. If they work together for 5 days, how much of the work will they complete?

A) 1/2	B) 2/3
C) 1/3	D) 5/6

Answer & Explanation Answer: D) 5/6

Explanation:

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

When a discount of 20% is given on a jacket, the profit is 28%. If the discount is 13%, then the profit is

A) 39.2 percent	B) 41 percent
C) 42.8 percent	D) 37.4 percent

Answer & Explanation Answer: A) 39.2 percent

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

The cost price of 25 books is equal to the selling price of 20 books. The profit percent is

A) 20%	B) 22%
C) 24%	D) 25%

Answer & Explanation Answer: D) 25%

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Heat energy is transferred by conduction whenever molecules

A) collide each other	B) means of photons
C) particles replaces there places	D) All of the above

Answer & Explanation Answer: A) collide each other

Explanation:

Heat energy can be transferred by three major methods. They are

1. Conduction,

2. Convection and

3. Radiation.

Conduction is the movement of heat through a substance by the collision of molecules

Convection occurs when particles with a lot of heat energy in a liquid or gas move and take the place of particles with less heat energy.

Radiation is the transfer of energy by means of photons in electromagnetic waves governed by the same laws. It occurs through a vacuum or any transparent medium.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

1/4 of 12?

A) 4	B) 3
C) 2	D) 1

Answer & Explanation Answer: B) 3

Explanation:

1/4 of 12

= 1/4 x 12

= 3

Hence, 1/4 of 12 = 3.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 2461

Q:

In the following question, select the missing number from the given series.
3, 4, 5, 4, 9, 10, 6, 16, 15, 9, 25, 20, 13, 36, ?

A) 17	B) 25
C) 28	D) 31

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