Aptitude and Reasoning Questions

The average of ten numbers is 18. If one number is removed, then the average becomes 16, then what is the removed number?

If a person bought an item for Rs. 96 and sold it at a profit of 12.5%, the selling price of the item was

The mean of distribution is 11 and the standard deviation is 5. What is the value of the coefficient variation?

Which of the following cube in the answer figure cannot be based on the unfolded cube in the question figure?

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:
(I) Life is a journey with few known people, few partially known and mostly strangers.
(II) In a journey, the importance of destination is as equal as the pathway of reaching that destination.

Conclusions:
(I) Importance of people in life is considerable, as they are our journey mates.
(II) Life teaches us many lessons to face various known and unknown difficulties.

If a mirror is placed on the line MN, then which is the right image of the given figure?

A regular square pyramid has side of its base 20 cm and height 45 cm is melted and recast into regular triangular pyramids of equilateral base of side 10 cm and height 10√3 cm. What are the total numbers of regular triangular pyramid?

How many 3 ­digit numbers are completely divided by 4.