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15-09-2021
Mathematics

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The phone charges 40% in 0.5 hours. What is the unit rate? (Percent per hour) how much does the phone charge% per hour

Respuesta :

15-09-2021

40% in 0.5 hours
1 hour is double 0.5
40% * 2 = 80%
You can double both
You will get 1 hour = 80%

Solution: 80% per hour

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