A pay phone at a shopping mall charges $0.68 for the first four minutes and $0.21 for each extra minute (or part of a minute).
Find the cost of a 10-minute call on this phone
A pay phone at a shopping mall charges $0.68 for the first four minutes and $0.21 for each extra minute (or part of a minute).
Find the cost of a 13.44-minute call on this phone.
A cable TV/Internet/phone provider charges Janet $90 per month for all three services. In addition, Janet’s monthly bill for cell phone calls and text messages averages $77 per month.
What does Janet pay annually for these services?