Poh Wen Lin's answer to Nacy smith's Secondary 2 Maths Singapore question.

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Poh Wen Lin
Poh Wen Lin's answer
21 answers (A Helpful Person)
1st
1. Find total area in cm^2.
2. Find no. of tiles needed. (round UP to nearest whole number)
3. Find no. of boxes needed. (round UP to nearest whole number)
4. Find cost.
Ans: $1430