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Q:

If rupee two produces rupees eleven over a period of 30 years, find the rate of simple interest ?

A) 17.25 % B) 18.14 %
C) 18.33 % D) 17.35 %
 
Answer & Explanation Answer: C) 18.33 %

Explanation:

We know that I = PTR/100

11 = (2x30xR)/100

R = 18.333 %

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Filed Under: Simple Interest
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Q:

Which bacteria cause the greatest harm in the food industry?

A) Recycling B) Digestive
C) Fermenting D) Pathogenic
 
Answer & Explanation Answer: D) Pathogenic

Explanation:

Pathogenic bacteria cause the greatest harm in the food industry.

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Filed Under: Biology
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Q:

Which choice best describes the polarity of BrF5?

A) nonpolar bonds / nonpolar molecule B) nonpolar bonds / polar molecule
C) polar bonds / polar molecule D) polar bonds / nonpolar molecule
 
Answer & Explanation Answer: C) polar bonds / polar molecule

Explanation:
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Filed Under: Chemistry
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2 4491
Q:

Add is to multiply as subtract is to

A) fraction B) divide
C) decimal D) None of the above
 
Answer & Explanation Answer: B) divide

Explanation:

Here if you observe, add and subtract are opposite in nature. Similarly, mutiply and divide are also opposite in nature.

 

Hence, Add : Multiply :: Subtract : Divide.

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Filed Under: Analogy
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Q:

Second generation computers were developed during

A) 1956 - 1963 B) 1970 - 1975
C) 1975 - 1980 D) 1990 - 2000
 
Answer & Explanation Answer: A) 1956 - 1963

Explanation:

Second generation computers were developed during 1956 - 1963.

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Filed Under: Computer
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3 4485
Q:

The price of commodity X increases by 60 rupees every year, while the price of commodity Y increases by 20 rupees every year. If in 2002, the price of commodity X was Rs. 320 and that of Y was Rs. 740, in which year commodity X will cost 60 rupees more than the commodity Y ?

A) 2011 B) 2014
C) 2012 D) 2017
 
Answer & Explanation Answer: B) 2014

Explanation:

If After p years , commodity X will cost 60 rupees more than the commodity Y, then

320 + 60p = 740 + 20p + 60
=> p = 12

So in year (2002 + 12 = 2014), commodity X will cost Rs.60 more than the commodity Y.

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Filed Under: Arithmetical Reasoning
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Q:

Eighteen years ago, a mother was three times as old as her daughter. Now the mother is only twice as old as her daughter. Then the sum of the present ages of daughter and the mother is ?

A) 84 yrs B) 96 yrs
C) 116 yrs D) 108 yrs
 
Answer & Explanation Answer: D) 108 yrs

Explanation:

Let the present ages of the mother and daughter be 2x and x years respectively.
Then, (2x - 18) = 3(x - 18) => x = 36
Required sum = (2x + x) = 108 years.

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Filed Under: Problems on Ages
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6 4477
Q:

Everyone has it and no one can lose it. What is it?

A) Face B) Teeth
C) Hair D) Shadow
 
Answer & Explanation Answer: D) Shadow

Explanation:
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Filed Under: Logic Puzzles
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