In the following questions are to be based on the details given below.

A salesman visits 274 houses in a town to find out the views about three products X, Y and Z. He found that 157 use X, 98 use only X, 22 use all the three, 14 use X and Z but not Y, 39 use Y and Z, 48 use only Y.

What fraction used at least two products?

In the following questions are to be based on the details given below.

A salesman visits 274 houses in a town to find out the views about three products X, Y and Z. He found that 157 use X, 98 use only X, 22 use all the three, 14 use X and Z but not Y, 39 use Y and Z, 48 use only Y.

How many use product Z only?

In the following questions are to be based on the details given below.

A salesman visits 274 houses in a town to find out the views about three products X, Y and Z. He found that 157 use X, 98 use only X, 22 use all the three, 14 use X and Z but not Y, 39 use Y and Z, 48 use only Y.

Which product is the most popular one?

Who replaced B.S. Bassi as the Delhi Police Commissioner?

Pihu and Aayu are running on a circular track of diameter 28m. Speed of Pihu is 48 m/s and that of Aayu is 40 m/s. They start from the same point at the same time in the same direction. When will they meet again for the first time?

Three numbers are given in which the second is triple the first and is also double the third. If the average of the three numbers is 66. Find the first number.

In which state is the valley of Flowers National park situated?

If E = 5, GUN = 42 and ROSE = 57, then what is the value of GATE ?