Mathematics, 01.12.2019 11:31 kay7060

There are 72 fish in an aquarium. 1/6 of them are angelfish and the rest are mackerals. when more angelfish are placed in the aquarium, the fraction of angelfish increases to 7/10. how many angelfish are there in the aquarium now?

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There are 72 fish in an aquarium. 1/6 of them are angelfish and the rest are mackerals. when more an...

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