A water tank casts a shadow 21 m long. A tree of height 9.5 m casts a shadow 8 m long at the same time. The lengths of the shadows are directly proportional to their heights. Find the height of the tank.

There are 20 grams of protein in 75 grams of sauted fish. How many grams of protein is in 225 gm of that fish?

Ms. Anita has to drive from Jhareda to Ganwari. She measures a distance of 3.5 cm between these villages on the map. What is the actual distance between the villages if the map scale is 1 cm = 10 km?

The table shows the time for elevators take to travel various distances. Find which elevator is fastest and which is slowest.

How much distance will be travelled by elevators B and C separately in 140 secs? Who travelled more and by how much?

A volleyball court is in a rectangular shape and its dimensions are directly proportional to the dimensions of the swimming pool given below. Find the width of the pool.