Question
PSLE
Mr Loo bought some swordtails at $4 each. He also bought an equal number of neon tetras at a different price. The average price of a swordtail and a neon tetra was $3. Mr Loo paid $16 more for the swordtails than the neon tetras. How many swordtails did he buy?
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PSLE
Mr Loo bought some swordtails at $4 each. He also bought an equal number of neon tetras at a different price. The average price of a swordtail and a neon tetra was $3. Mr Loo paid $16 more for the swordtails than the neon tetras. How many swordtails did he buy?