Question

A swimming pool had 2.5 million liters some of the water evaporated and now the pool had 2 million liters of water what percent of water evaporated.

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Answer 1

4/5 = .8. 20% evaporated

Explanation:

2.5 million divded into fifth. you have 5/5

take away half a million and that is 1/5th

at the end you have 4/5th left

4/5 = .8 = 80% left over meaning 20% evaporated