Question

Makis phone plan costs 17.50 per month plus $0.15 per text message. What is the maximum number of text messages Maki can use so the phone bill is no more than $56.50

Answer 1

given data:

Makis phone plan costs 17.50 per month plus $0.15 per text message.

to find: the maximum number of text messages Maki can use so the phone bill is no more than $56.50

`56.50-17.50=39`

$ 39 is left for text messages.

`(39)/(0.15)=260`

Thus, Maiks can send 260 text messages per billing period.