The speed of a train varies inversely with its length. A 200 meters long train runs at a speed of 60 km/hr. In how much time will a 500 meters long train cover 96 km?

Population of a city is 7000. In next year the population is increased by 8%, then find the new population?

The angle of elevation of ladder leaning against a house is 60° and the foot of the ladder is 6.5 meters from the house. The length of the ladder is 

If x is the mean proportional between 20 and 5 and y is the third proportional to 16 and 64, then find the value of x/y. 

In the given figure, TP and TQ are tangent. If ∠ PAQ=50° then find the value of ∠ PTQ.

If the angle of elevation of a balloon from two consecutive kilometer-stones along a road are 30° and 60° respectively, then the height of the balloon above the ground will be 

Direction: Study the following graph and answer the given question.

In which year, there has been a maximum percentage increase in the amount invested in raw materials as compared to the previous year?

A bar graph showing the height of six mountain peaks. Study the bar graph and answer the following Questions.

Which peak is the second highest?