Mathematics, 17.05.2021 23:30 saabrrinnaaa

A man had 15 crates of apples. Each crate had the same number of apples. He sold 70 apples on Monday and twice as many apples on Tuesday. He had 90 apples left. How many apples were there in each crate at first?

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A man had 15 crates of apples. Each crate had the same number of apples. He sold 70 apples on Monday...