Problema Solution
For his phone service, Miguel pays a monthly fee of
$20
, and he pays an additional
$0.06
per minute of use. The least he has been charged in a month is
$82.70
.
What are the possible numbers of minutes he has used his phone in a month?
Use
m
for the number of minutes, and solve your inequality for
m
.
Answer provided by our tutors
20 + 0.06m >= 82.70
by solving we find
m >= 1045 min
click here to see the step by step solution of the inequality
Miguel used his phone for at least 1045 minutes.