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leny5678 leny5678
  • 08-01-2017
  • Mathematics
Answered

For the past three months , grace used her cell phone for 43 minutes , 62 minutes, and 57 minutes. How many minutes would she have to use her cell phone this month for the average usage over the four months to be 55 minutes?

Verified Answer :

Anonymous Anonymous
  • 08-01-2017

She needs to use it 58 more minutes

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