Mathematics, 03.09.2019 17:30, bremarie102013

Aworker at a snack stand opened a new box of cups. the first day, the worker used 30 cups from the box. the second day, the worker used 15% of the remaining cups in the box. a total of 90 cups were used on the second day. what was the original number of cups in the box before any cups were used?

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Aworker at a snack stand opened a new box of cups. the first day, the worker used 30 cups from the b...