Exams

The pie ­ chart , given here shows monthly expenses on various heads and savings of the family of Mr Rao. Study the chart and answer the questions based on it.

What percent of his income does Mr. Rao save ?

If the radius of the cylinder is decreased by 20%, then by how much percent the height must be increased, so that the volume of the cylinder remains same?

What is the least number that can be multiplied to 69120 to make it a perfect cube?

Simple interest on a sum for 10 years is equal to 5% of the principal. In how many years interest will be equal to the principal?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Society and individuals will evolve __________ changing times. Technology will continue to play an increasingly ____________ role in our lives in the years to come. Passing the blame on to technology is the easiest thing to do, but how we _____________ to use technology is an individual decision. In an attempt to be connected with the world _______ large, are we getting disconnected with the people who mean the most to us? This is a question worth pondering _________.

but how we _____________ to use technology

Which of the following is NOT an example of potential energy?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Come in handy

Simplify : 213 - 112 of 35 + 125 ÷ 213