Exams


Q:

What is the average of first 11 multiples of 11?

A) 22 B) 44  
C) 55 D) 66
 
Answer & Explanation Answer: D) 66

Explanation:
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Filed Under: Numbers
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Q:

 

The above figure is embedded in any of these four figures. The correct figure containing the above figure is

 

 

A) C B) A
C) D D) B
 
Answer & Explanation Answer: C) D

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Filed Under: Pattern Completion
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Q:

Which of the following is not a function of saliva?

A) contains fluoride to harden the tooth enamel B) moistens food and helps stick it together to make it easier to swallow
C) begins the chemical breakdown of starches D) helps clean the mouth
 
Answer & Explanation Answer: A) contains fluoride to harden the tooth enamel

Explanation:

Saliva is produced by the salivary gland which helps in food digestion.

 

Option A) contains fluoride to harden the tooth enamel is not the function of saliva.

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Filed Under: Biology
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Q:

In the question below consists of a question and two statements numbered a and b given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give the answer.

Question: In which year was Kalyan born ?
Statements:
a. Kalyan at present is 15 years younger to his mother.
b. Kalyan's brother, who was born in 1991, is 25 years younger to his mother.

 

A) b alone is sufficient while a alone is not sufficient B) a alone is sufficient while b alone is not sufficient
C) Both a and b are sufficient D) Neither a nor b is sufficient
 
Answer & Explanation Answer: C) Both a and b are sufficient

Explanation:

From both a and b, we find that Kalyan is (25 - 15) = 10 years older than his brother, who was born in 1991. So, Kalyan was born in 1981.

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Filed Under: Statement and Conclusions
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Q:

Who has won the men's shot put world title with a stunning series of throws climaxing with a best of 22.03 meters ?

A) Randy Matson B) Tomas Walsh
C) Ryan Crouser D) Randy Barnes
 
Answer & Explanation Answer: B) Tomas Walsh

Explanation:
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Filed Under: Sports
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Q:

A vessel, full of water, weighs 24 kg. When the vessel is 1/4 full, it weighs 9 kg. Find the weight of empty vessel.

A) 4 kg B) 5 kg
C) 8 kg D) 3 kg
 
Answer & Explanation Answer: A) 4 kg

Explanation:

Let the weight of vessel be x
Weight of water = 24 – x
⇒ (24 – x)/4 + x = 9
⇒ 24 – x + 4x = 36
⇒ 3x = 12
⇒ x = 4 kg

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Filed Under: Alligation or Mixture
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Q:

A and B can together do a piece of work in 10 days. If A works with twice of his efficiency and B works with an efficiency 1/3rd less than his efficiency, then the work gets completed in 6 days. In how many days can A and B do the work alone respectively?

A) 40/3, 40 B) 20/3, 20
C) 30, 20/3 D) 50/3, 25
 
Answer & Explanation Answer: A) 40/3, 40

Explanation:
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Filed Under: Time and Work
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Q:

After replacing an old member by a new member, it was found that the average age of five members of a club is the same as it was 3 years ago. The difference between the ages of the replaced and the new members?

A) 16 years B) 15 years
C) 14 years D) 13 years
 
Answer & Explanation Answer: B) 15 years

Explanation:

Let avg ages of 5 members at present is G

And age of new member is m and an older is n

Required = (5G + m - n)/5 = G - 3

m - n = 15 years

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Filed Under: Average
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