Question
PSLE
Mr Cheong bought some neon tetras at $8 each. He also bought an equal number of catfishes at a different price. The average price of a neon tetra and a catfish was $6. Mr Cheong paid $12 more for the neon tetras than the catfishes. How many neon tetras did he buy?
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PSLE
Mr Cheong bought some neon tetras at $8 each. He also bought an equal number of catfishes at a different price. The average price of a neon tetra and a catfish was $6. Mr Cheong paid $12 more for the neon tetras than the catfishes. How many neon tetras did he buy?