4000+ Latest Bank Exams Questions and Answers with Explanation

Q:

When water freezes its density

A) decreases	B) remains constant
C) increases	D) become zero

Answer & Explanation Answer: A) decreases

Explanation:

When water freezes its density decreases.

Water at ordinary temperatures contracts and increases in density as it is cooled, like most substances. But at about 4°C it reaches a maximum density and then decreases in density as it approaches the freezing point.

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Filed Under: Chemistry
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Q:

If the volume of the cube is 729 $c m^{3}$ , then the surface area of the cube will be

A) 486 sq.cm	B) 456 sq.cm
C) 446 sq.cm	D) 476 sq.cm

Answer & Explanation Answer: A) 486 sq.cm

Explanation:

volume = $a^{3}$ = 729;

=> a = 9

surface area= 6 $a^{2}$ = (6 x 9 x 9) = 486 sq.cm

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Filed Under: Volume and Surface Area
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Q:

At which city the 10th South Asia Economic Summit (SAES) was held in November 2017?

A) Dhaka	B) Kathmandu
C) Colombo	D) Hyderabad

Answer & Explanation Answer: B) Kathmandu

Explanation:

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Filed Under: World Geography
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Q:

Refer to the data and answer the question.

What is the average number of children per house?

A) 1.79	B) 1.54
C) 2.04	D) 1.29

Answer & Explanation Answer: B) 1.54

Explanation:

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Filed Under: Table Charts
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Q:

An assertion (A) and a reason (R) are given below.

Assertion (A) : Tungsten filament is used for making light bulbs.

Reason (R) : Tungsten has a high melting point.

Choose the correct option.

A) Both A and R are true and R is the correct explanation of A	B) Both A and R are true, but R is not the correct explanation of A
C) A is true, but R is false	D) A is false, but R is true

Answer & Explanation Answer: A) Both A and R are true and R is the correct explanation of A

Explanation:

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Filed Under: Statement and Conclusions
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Q:

Sanjeev ranks seventh from the top and twenty eighth from the bottom in a class. How many students are there in the class?

A) 33	B) 36
C) 35	D) 34

Answer & Explanation Answer: D) 34

Explanation:

Total number of students in the class = 28 + 6 i.e, from top(7-1)

28 + 6 = 34

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Filed Under: Number, Ranking and Time Sequence Test
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64 16295

Q:

In a 48 ltr mixture, the ratio of milk and water is 5:3. How much water should be added in the mixture so as the ratio will become 3:5 ?

A) 24 lit	B) 16 lit
C) 32 lit	D) 8 lit

Answer & Explanation Answer: C) 32 lit

Explanation:

Given mixture = 48 lit

Milk in it = 48 x 5/8 = 30 lit

=> Water in it = 48 - 30 = 18 lit

Let 'L' lit of water is added to make the ratio as 3:5

=> 30/(18+L) = 3/5

=> 150 = 54 + 3L

=> L = 32 lit.

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Filed Under: Alligation or Mixture
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Q:

The following table shows the number of children in each house of a society.

What is the average number of children per house?

A) 1.52	B) 1.77
C) 2.02	D) 1.27

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