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Q:

What is value of $\frac{P + Q}{P - Q}$ if $\frac{P}{Q} = 7$ ?

A) 1/3	B) 2/3
C) 4/3	D) 5/3

Answer & Explanation Answer: C) 4/3

Explanation:

$h e n c e P = 7 Q$

$\frac{P + Q}{P - Q} = \frac{7 Q + Q}{7 Q - Q} = \frac{8 Q}{6 Q} = \frac{4}{3}$

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Filed Under: Simplification

Q:

The United Nations declared 2000-2010 as the International Decade for

A) Water for Life Decade	B) Bone and Joint Decade
C) Second International Decade for the Eradication of colonialism	D) International Decade for Natural Disaster Rreduction

Answer & Explanation Answer: B) Bone and Joint Decade

Explanation:

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Filed Under: Important Days and Years

Q:

The United Nation declared 2005-2015 as the International Decade for

A) Water for Life Decade	B) Bone and Joint Decade
C) Second International Decade for the Eradication of colonialism	D) International Decade for Natural Disaster Rreduction

Answer & Explanation Answer: A) Water for Life Decade

Explanation:

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Filed Under: Important Days and Years

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:

First tuesday of may is observed as

A) Global family Day	B) World Asthma Day
C) World Immunization Day	D) International Human Solidarity Day

Answer & Explanation Answer: B) World Asthma Day

Explanation:

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Filed Under: Important Days and Years

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:

October 24 is observed as

A) World Vegetarian Day	B) United Nations Day
C) World Immunization Day	D) World Environment Day

Answer & Explanation Answer: B) United Nations Day

Explanation:

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Filed Under: Important Days and Years

Q:

If a * b = 2a - 3b + ab, then 3 * 5 + 5 * 3 is equal to :

A) 22	B) 23
C) 24	D) 25

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