Question
One phone plan charges a $20 monthly fee and $0.08 per minute on every phone call made. Another phone plan charges a $12 monthly fee and $0.12 per minute on each call. After how many minutes is the charge the same for both plans?
A.60 minutes
B.90 minutes
C.120 minutes
D.200 minutes
please explain and show work.
A.60 minutes
B.90 minutes
C.120 minutes
D.200 minutes
please explain and show work.
Answers
Ms. Sue
20 + 0.08m = 12 + 0.12m
8 = 0.04m
8/0.04 = m
200 = m
8 = 0.04m
8/0.04 = m
200 = m