Ng Li Xin's answer to Kc's Primary 5 Maths Rate & Ratio Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
68 -14-14 because you have to take away the 14 years of age from two siblings first to calculate their total age now. Hope it helps
Date Posted:
5 years ago
360 Tutoring Program