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Q:

P and Q started a business investing Rs, 85,000 and Rs. 15,000 respectively. In what ratio the profit named after 2 years bo divided between P and Q respectively ?

A) 17:23 B) 17:3
C) 17:33 D) 3:4
 
Answer & Explanation Answer: B) 17:3

Explanation:

P : Q = 85000 : 15000 = 86 : 15 = 17 : 3 .

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Q:

In a row of boys, If A who is 10th from the left and B who is 9th from the right interchange their positions, A becomes 15th from the left. How many boys are there in the row ?

A) 23 B) 31
C) 27 D) 28
 
Answer & Explanation Answer: A) 23

Explanation:

Clearly, A’s new position is 15th from the left. But this is the same as B’s earlier position which is 9th from the right.

 

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Q:

The total of 324 of 20 paise and 25 paise make a sum of Rs. 71. The no of 20 paise coins is :

A) 50 B) 100
C) 150 D) 200
 
Answer & Explanation Answer: D) 200

Explanation:

Let the number  of 20 paise coins be x. Then the no of 25 paise coins = (324 - x).

0.20 * (x) + 0.25 (324 - x) = 71 => x = 200..

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Q:

Water boils at 212°F or 100°C and melts at 32°F or 0°C .  If the temparature of the particular day  is 35°C , it is equal  to :

A) 85°F B) 95°F
C) 96°F D) 97°F
 
Answer & Explanation Answer: B) 95°F

Explanation:

Let F and C denotes the temparature in Fahrenheit anid Celcsius respectively.

Then, (F - 32) /(212 - 32) = (C - 0)/(100 - 0),  if c = 35, then F = 95.

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Q:

15th August is the Independence day of India and

A) South korea B) Indonesia
C) China D) Pakistan
 
Answer & Explanation Answer: A) South korea

Explanation:
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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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Q:

Ifab=45andbc=1516, then c2-a2c2+a2 is :

A) 7/5 B) 7/25
C) 7/125 D) 7
 
Answer & Explanation Answer: B) 7/25

Explanation:

ab×bc=45×1516=34=16-916+9

 

=725

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Q:

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

A) 22 B) 23
C) 24 D) 25
 
Answer & Explanation Answer: A) 22

Explanation:

3 * 5 + 5 * 3 = (2 * 3 - 3 * 5 + 3 * 5) + ( 2 * 5 - 3 * 3 + 5 * 3)

                    = (6 + 10 - 9 + 15) = 22.

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