Rachel Ng's answer to Zaza's Primary 5 Maths Area & Volume Singapore question.

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Rachel Ng
Rachel Ng's answer
2 answers (A Helpful Person)
Understand that cm3 = ml

Water from bottle
= 2 3/4 litres
= 2 3/4 x 1000ml
= 2750ml

Volume of tank
= 20cm x 12cm x 10cm
= 2400cm3
= 2400ml

Since 2750ml > 2400ml,
Water from bottle > volume of tank

Leftover water in bottle
= 2750ml - 2400ml
= 350ml