Christmas MT's answer to Joe's Primary 6 Maths Ratio Singapore question.

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Christmas MT
Christmas Mt's answer
1102 answers (A Helpful Person)
1st
Draw a model for the total number of books at the start. Then divide into parts ...for first two weeks (1155) remaining part divide into five equal parts. Since he sold 2/5 of the remaining books in the third week., there r 3 parts left. These 3 parts equal 27% ..
So 1 part =9%.
Joe
Joe
5 months ago
Tq