Exams

 In a row, Mohini is at 23rd position from left and 37th position from right. How many girls are there in the row?

When 0.363636.....is converted into a fraction, then the result is _____.

R and S started a business by investing Rs 165000 and Rs 195000 respectively for the same period of time. If R’s share in the profit earned by them is Rs 11000, then what is the total profit (in Rs) earned by both of them together?

A pipe, working at full speed, can fill an empty cistern in 1 hour. However, during the first hour it worked at one-twelfth of its capacity, during the second hour at one-ninth of its capacity, during the third hour at one-sixth of its usual capacity and during the fifth hour it was only one -third as efficient as it was supposed to be. A second pipe also displayed similar performance, but if it worked at full speed would have filled the empty cistern in 2 hours. Together with a drain pipe that drained water out of the tank at a constant rate, the empty cistern could be filled in 5 hours, all the three pipes working concurrently. How many hours will it take the drain pipe to empty the filled cistern if no other pipe was functioning during the time?

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

Keep at bay

In a week, how many times are the hands of a clock at right angles with each other?

The value of cos (1110°) is

The Mughal empire was founded by