Exams Questions and Answers

Q:

What is the length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high ?

A) 13 m	B) 14 m
C) 15 m	D) 16 m

Answer & Explanation Answer: A) 13 m

Explanation:

The length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high is

=> $d^{2} = 12^{2} + 4^{2} + 3^{2} = 13$ mts.

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Filed Under: Area
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Q:

Identify the diagram that best represents the relationship among the given classes.

Sports, Football, Baseball

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

Answer & Explanation Answer: C) 3

Explanation:

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Filed Under: Logical Venn Diagram
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Q:

Which sample of matter is a mixture?

A) KBr (S)	B) NaCl (L)
C) K (S)	D) NaCl (Aq)

Answer & Explanation Answer: D) NaCl (Aq)

Explanation:

Mixtures are combination of two or more substances physically which can be separated in to the original.

Matter can be breakdown into two categories.

1) Pure substances

2) Mixtures

Here in the given options, options A, B, C are pure substances as they are indicated as S & L in brackets. Option D) is an aqueous solution, that can be dissolved in water.

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Filed Under: Chemistry
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Q:

A term used interchangeably with diskette is

A) Floppy disk	B) Disk pack
C) Disk cartridge	D) Packette disk

Answer & Explanation Answer: A) Floppy disk

Explanation:

A term used interchangeably with diskette is Floppy disk.

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Filed Under: English
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Q:

What part of the volume of a cube is the pyramid whose base is the base of then cube and whose vertex is the center of the cube?

A) 4:1	B) 5:1
C) 6:1	D) 7:1

Answer & Explanation Answer: C) 6:1

Explanation:

Volume of the cube/volume of pyramid= $\frac{a^{3}}{(\frac{1}{3} a^{2} \times \frac{a}{2})}$

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Filed Under: Volume and Surface Area
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Q:

3 is what percent of 5?

A) 45%	B) 60%
C) 72%	D) 80%

Answer & Explanation Answer: B) 60%

Explanation:

Here it is asked that 3 is what percent of 5

Let 3 is K percent of 5.

=> K x 5/100 = 3

=> K = 300/5 = 60

Hence, 3 is 60% of 5.

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Filed Under: Percentage
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Q:

The given chart represents the sales of different companies in the year 1999 and 1998.

If the total sales in 1998 was 7890, which increased by 16.5% in 1999, then the total sales in the year 1999 is approximately ___.

A) 9191	B) 1919
C) 9119	D) 9911

Answer & Explanation Answer: A) 9191

Explanation:

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Filed Under: Pie Charts
Exam Prep: Bank Exams

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Q:

A student can divide her books into groups of 5, 9 and 13. what is the smallest possible number of the books ?

A) 487	B) 585
C) 635	D) 705

Answer & Explanation Answer: B) 585

Explanation:

The smallest possible number of books = L.C.M of 5, 9 and 13.
Therefore, L.C.M of 5,9 and 13 is = 5 x 9 x 13 = 585.

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Filed Under: HCF and LCM
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