Question
PSLE
Mr Neo bought some neon tetras at $8 each. He also bought an equal number of swordtails at a different price. The average price of a neon tetra and a swordtail was $7. Mr Neo paid $12 more for the neon tetras than the swordtails. How many neon tetras did he buy?
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PSLE
Mr Neo bought some neon tetras at $8 each. He also bought an equal number of swordtails at a different price. The average price of a neon tetra and a swordtail was $7. Mr Neo paid $12 more for the neon tetras than the swordtails. How many neon tetras did he buy?