Question
PSLE
Amelia needs 80 pieces of ribbon, each of length 170 cm, to decorate a hall for a party. Ribbon is sold in rolls of 20 m each. What is the least number of rolls of ribbon that Amelia needs to buy?
3 m

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PSLE
Amelia needs 80 pieces of ribbon, each of length 170 cm, to decorate a hall for a party. Ribbon is sold in rolls of 20 m each. What is the least number of rolls of ribbon that Amelia needs to buy?