Standard Mathematics Primary 2 Volume of Liquid

A fish tank contains 45 litres of water. Mei Ling pours out 18 litres and then adds 27 litres. How many litres of water are in the tank now?

A 54 ℓ
B 27 ℓ
C 72 ℓ
D 36 ℓ
Show Worked Solution

Worked Solution

Step 1: After pouring out 18 litres. 45 ℓ − 18 ℓ = 27 ℓ Step 2: After adding 27 litres. 27 ℓ + 27 ℓ = 54 ℓ Answer: There are 54 litres of water in the tank.

Correct answer: 54 ℓ

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