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Q:

The asian games were held in Delhi for rthe first time in

A) 1951 B) 1963
C) 1971 D) 1982
 
Answer & Explanation Answer: A) 1951

Explanation:
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Filed Under: Sports

Q:

If a + b + c = 13, a2+b2+c2=69 then find the ab + bc + ca :

A) 10 B) 30
C) 50 D) 70
 
Answer & Explanation Answer: C) 50

Explanation:

a+b+c2=a2+b2+c2+2ab+bc+ca

2ab+bc+ca=a+b+c2-a2+b2+c2=169-69=100=ab+bc+ca=50

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Filed Under: Simplification

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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Filed Under: Simplification

Q:

A class of boys stands in a single line, One boy is 19th in order from both the ends, How many boys are there in the class ?

A) 37 B) 39
C) 27 D) 38
 
Answer & Explanation Answer: A) 37

Explanation:

Number of boys in the class = (18 + 1 +18) = 37

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Q:

When is the ' World environment Day ' celebrated

A) June 5 B) April 7
C) October 24 D) None of the above
 
Answer & Explanation Answer: A) June 5

Explanation:
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Q:

When is the ' World AIDS Day ' observed all over the world

A) 1st october B) 12th December
C) 1st December D) 13th November
 
Answer & Explanation Answer: C) 1st December

Explanation:
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Q:

When was the first ' International Non-Smoking Day' observed all over the world

A) 04.07.1988 B) 08.02.1989
C) 26.01.1950 D) 28.01.1950
 
Answer & Explanation Answer: A) 04.07.1988

Explanation:
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Q:

If  x = 1 - q and y = 2q + 1, then for what value of q, x is equal to y ?

A) 0 B) 1
C) -1 D) -2
 
Answer & Explanation Answer: A) 0

Explanation:

x = y  <=> 1 - q =  2q  + 1  <=> 3q  = 0 <=> q = 0.

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Filed Under: Simplification