Question
PSLE
Puffs are sold in boxes of 5, 10 or 20. Japheth buys 75 puffs. What is the least number of boxes Japheth buys?
2 m

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PSLE
Puffs are sold in boxes of 5, 10 or 20. Japheth buys 75 puffs. What is the least number of boxes Japheth buys?