Mathematics, 11.03.2020 23:24 thanitoast84

10 penguins dove into the water. A few seconds later 6 penguins jumped back on the ice. Now there are 12 penguins on the ice. How many penguins were on the ice to start?

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10 penguins dove into the water. A few seconds later 6 penguins jumped back on the ice. Now there ar...

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