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Q:

If $\frac{a}{b} = \frac{4}{5}$ and $\frac{b}{c} = \frac{15}{16}$ , then $\frac{c^{2} - a^{2}}{c^{2} + a^{2}}$ is :

A) 7/5	B) 7/25
C) 7/125	D) 7

Answer & Explanation Answer: B) 7/25

Explanation:

$\frac{a}{b} \times \frac{b}{c} = \frac{4}{5} \times \frac{15}{16} = \frac{3}{4} = \frac{16 - 9}{16 + 9}$

= $\frac{7}{25}$

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Filed Under: Simplification

Q:

When is International Day of Non-Violence,recognized by the UN,observed on M.K.Gandhi's birthday is observed

A) December 11	B) November 29
C) October 2	D) Second wednesday of october

Answer & Explanation Answer: C) October 2

Explanation:

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Filed Under: Important Days and Years

Q:

By how much is three-fifth of 350 greater than four-seventh of 210 ?

A) 90	B) 100
C) 110	D) 120

Answer & Explanation Answer: A) 90

Explanation:

3/5 of 350 - 4/7 of 210 = 210 - 120 = 90.

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Q:

The difference of $\frac{1}{8}$ and its reciprocal is equal to :

A) 1/8	B) 4/3
C) 15/16	D) 105/304

Answer & Explanation Answer: D) 105/304

Explanation:

Required difference = 19/16 - 16/19 = 105/304..

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Q:

Feroz Gandhi Award is associated with

A) Medical Research	B) Journalism
C) Preservation of worldlife	D) Parlimentory debate

Answer & Explanation Answer: B) Journalism

Explanation:

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Filed Under: Honours and Awards

Q:

How many $\frac{1}{8}$ ' s are there in $37 \frac{1}{2}$ ?

A) 300	B) 400
C) 500	D) 600

Answer & Explanation Answer: A) 300

Explanation:

$37 \frac{1}{2} = \frac{75}{2}$

Required number = $\frac{\frac{75}{2}}{\frac{1}{8}}$ = 75 x 4 = 300

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Filed Under: Simplification
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Q:

To fill a tank, 25 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of bucket is reduced to two-fifth of its present ?

A) 52.5	B) 62.5
C) 72.5	D) 82.5

Answer & Explanation Answer: B) 62.5

Explanation:

Let the capacity of 1 bucket = x.

Then, capacity of tank = 25x.

New capacity of bucket = (2/5)x

$\therefore$ Required no of buckets = 25x/(2x/5) = 62.5

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Filed Under: Simplification

Q:

Saraswati Samman is given annually for outstanding contribution to

A) Literature	B) Education
C) Fine arts	D) Classical Music

Answer & Explanation Answer: A) Literature

Explanation:

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Filed Under: Honours and Awards

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