Question
PSLE
Mr Chen bought some neon tetras at $8 each. He also bought an equal number of fighting fishes at a different price. The average price of a neon tetra and a fighting fish was $7. Mr Chen paid $8 less for the fighting fishes than the neon tetras. How many neon tetras did he buy?
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PSLE
Mr Chen bought some neon tetras at $8 each. He also bought an equal number of fighting fishes at a different price. The average price of a neon tetra and a fighting fish was $7. Mr Chen paid $8 less for the fighting fishes than the neon tetras. How many neon tetras did he buy?