"A Model A Day, Keeps The Algebra Away" - Chi Hung Chan Focus primarily on upper primary school (P4,5,6) mathematicsNo guess and check, no wordy solution, just "Model" answerMy SIX STEPS TO MODEL APPROACHA must visit website for Singapore PSLE
A fruit seller brought 350 apples for $140. 30 apples were rotten. He packed the rest in packets of 4 and sold each packet for $1. How much money did he lose from sale ?
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