Muhammad and Hayley deposit some amount in joint back account such that total balance remains 600. If amount deposited by Muhammad and Hayley are plotted as linear graph on x-y plane, find the area between this graph and coordinate axes.

The area of a trapezium is 198 cm^{2} and the distance between its parallel sides is 11 cm. If one of the parallel sides is of length 11 cm, find the length of the other side.

A cone made completely of metal (i.e. it is not hollow) has a base radius of 7 cm, and height of 28 cm. If we melt it and recast it into a sphere, what will be the radius of sphere?

Zachary is a part of the school cricket team and this year he has scored an average of 32 runs. He has played 6 innings so far and his scores in 5 of them are 25, 24, 32, 24, 37. What was his score in the last innings?