Lin Hui's answer to Help's Primary 6 Maths Ratio Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Lin Hui
Lin Hui's answer
6 answers (Tutor Details)
1st
You got most of the workings! Since the difference is 1 unit just take the total and divide it by 7 units! Hope it helps!