Question
PSLE
Mr Neo bought some swordtails at $6 each. He also bought an equal number of guppies at a different price. The average price of a swordtail and a guppy was $4. Mr Neo paid $28 more for the swordtails than the guppies. How many swordtails did he buy?
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PSLE
Mr Neo bought some swordtails at $6 each. He also bought an equal number of guppies at a different price. The average price of a swordtail and a guppy was $4. Mr Neo paid $28 more for the swordtails than the guppies. How many swordtails did he buy?