P4 Math Volume Tutorial 1 Quiz

A tank contains 16 ℓ of water.

5% of it is used for drinking and of it is used for washing plates.

0.3 of the remainder is used for cleaning the house.

The rest of it is unused.

How much water is unused?

Express your answer in ℓ.

The figure shows 2 rectangular tanks.

The base of R is 60 cm² and S is 40 cm².

R contained water to a height of 31.5 cm and S was empty.

Rohan poured some water from R to S until the water level in S was twice of R.

What was the water level in S?

Express your answer in cm.

Tank A with a base area of 224 cm² contains water up to a height of 20 cm.

    Tank B with a base area of 176 cm² contains water up to a height of 10 cm.

Some water from Tank A is poured into Tank B until the water levels in both tanks are the same.

How much water is poured from Tank A into Tank B?

    Express your answer in cm³.

Tank X is empty while Tank Y has water up to a level of 33 cm.

Water from a tap flows into X at 4 ℓ/min while an outlet drains water from Y at 3 ℓ/min.

The tap is turned on at the same time when the outlet is opened.

What is the height of the water in Y when it is twice the level in X?

Express your answer in cm.

Tank A has a base area of 250 cm² and Tank B has a base area of 300 cm².

Tank A is empty while Tank B has water up to a depth of 12.8 cm.

Taps for both tanks are turned on at the same time and water flows at 

2.4 ℓ/min.

    After some time, the water level is the same for both tanks.

    What is the amount of water in Tank B at this time?

    Express your answer in cm³.