Jeannie Chua's answer to Darshini's Secondary 3 E Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jeannie Chua
Jeannie Chua's answer
48 answers (Tutor Details)
1st
Since the bottles are geometrically proportional, we can use ratio to compare.