Mathematics, 19.04.2021 17:10, NetherisIsTheQueen

A biologist was sitting near a pond and noticed a large number of dragonflies. He also saw both frogs and fish trying to eat the dragonflies. He counted a total of 89 fish, frogs, and dragonflies. He noticed that there were four times as many dragonflies as fish and
that the frogs were five more than twice the number of fish

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A biologist was sitting near a pond and noticed a large number of dragonflies. He also saw both frog...