Question
PSLE
Mr Yeo bought some mollies at $9 each. He also bought an equal number of fighting fishes at a different price. The average price of a molly and a fighting fish was $6. Mr Yeo paid $42 more for the mollies than the fighting fishes. How many mollies did he buy?
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PSLE
Mr Yeo bought some mollies at $9 each. He also bought an equal number of fighting fishes at a different price. The average price of a molly and a fighting fish was $6. Mr Yeo paid $42 more for the mollies than the fighting fishes. How many mollies did he buy?