Questions

From Worst to Best

51 P5.VO.JM.17083185

Level 3
A tank with a base measuring 60 cm by 10 cm had two leaks at 400 cm³ per minute and 300 cm³ per minute respectively. If the water level was 15 cm originally, what would be the height of water in the tank after 6 minutes?

4 m

Attempt

52 P5.VO.NK.23012644

Level 3
A tank with a square base of 10 cm was ¹₃ filled with water After another 4500 cm³ of water was poured into the tank, it became ³₄ full.

Find the capacity of the tank in litres.
Find the final height of the water in the tank.

3 m

Attempt

Base area x height Filling tank Unit conversion Fraction of a whole F Addition & subtraction Units method

53 P5.VO.NK.23022702

Level 3
Tank A was ¹₅ filled with water. After 15000 cm³ of water was added to Tank A, it became ⁷₁₀ full.

Find the volume of Tank A in litres.
Find the volume of water in Tank A in the end. Give your answer in litres.

3 m

Attempt

Filling tank Fraction of a whole F Addition & subtraction Unit conversion Units method

54 P5.SP.JM.17083104

Level 3
Mr Gopi uses two pipes to fill a pool. The first pipe can fill the pool in 6 h. The second pipe can fill the pool in 8 h. Two house after both pipes are turned on, Mr Thomas accidentally opens the pipe which can drain the pool completely in 12 h. With the 3rd pipe now remained open, what is the total time taken by Mr Gopi to fill the pool completely? Express your answer in h.

4 m

Attempt

Rate more than 1 object F 4 operations Duration Filling tank

55 P5.VO.NK.23041209

Level 2
A rectangular tank measuring in 40 cm by 15 cm by 20 cm is ²₅ filled with water. How much water is needed to fill the tank to 50% of the capacity? Give your answer in litres.