Hussan

the diagram shows a composite solid consisting of cone and a hemisphere.the cone has a height of 10 cm a base diameter of 12 cm .Find volume. Of the whole solid.

At what rate percent does compound interest on a sum of money becomes fourfold in 2 years.

In a journey of 1000 km a train covers the first 600 km /h and the remaining distance at 40km/h .calculate the average speed of the train during the whole journey.

A man walk from his home to town ,6 km away at a speed of 4 km/h and return s home by tanga at speed of 12 km/h.what is the mans average speed for the whole journey.

What will become Rs 4630.50 in 1 and haif years ,if the rate of interest is 10% per annum compounded half yearly? At what rate per cent does compound interest on a sum of money becomes fourfold in 2 years?

A number is chosen at random from the integes 5 to 25 inclusive find the probability that the number is a muitiple of 2