lelebanhbao lelebanhbao

07-06-2021
Mathematics

contestada

For his long distance phone service, Keith pays a $5 monthly fee plus 9 cents per minute. Last month, Keith's long distance bill was $21.02. For how many
minutes was Keith billed?

Respuesta :

mido123elhendawy mido123elhendawy

07-06-2021

Answer: 178 minutes

21.02 x 100 = 2102

2102 - 500 = 1602

1602 / 9 = 178

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