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3.Amari is charging her phone. It currently has a charge of 35%. After 30 minutes, it will have a charge of 55%. What is the rate of change

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dsentone2021

Answer: 0.67%/min or 40%/hr

Step-by-step explanation:

In 30minutes It charges 20%, in 1 minute, it will charge 20/30 = 0.6666

In 1hr it will charge 40%, twice the amount it charged in 30minutes (From 35 to 55)

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