Henry Tan's answer to Nitha's Primary 5 Maths Rate & Ratio Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Henry Tan
Henry Tan's answer
359 answers (A Helpful Person)
1st
Model method. I had uploaded steps by steps video presentation on YouTube https://youtu.be/9yuCdVVjxRQ , similar to the above question, you can learn from there to improve your math.