Question
PSLE
Mr Zhang bought some mollies at $7 each. He also bought an equal number of swordtails at a different price. The average price of a molly and a swordtail was $5. Mr Zhang paid $44 more for the mollies than the swordtails. How many mollies did he buy?
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PSLE
Mr Zhang bought some mollies at $7 each. He also bought an equal number of swordtails at a different price. The average price of a molly and a swordtail was $5. Mr Zhang paid $44 more for the mollies than the swordtails. How many mollies did he buy?