Lim Qi Wei's answer to Colins's Primary 5 Maths Area & Volume Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Lim Qi Wei
Lim Qi Wei's answer
7 answers (A Helpful Person)
1st
Water needed to be added = Volume at final state (2.8m) - Existing volume at start (600m^3)