Question

Idil has a smart phone data plan that costs $25 per month that includes 10 GB of

data, but will charge an extra $20 per GB over the included amount. How much
would Idil have to pay in a month where she used 4 GB over the limit? How much
would Idil have to pay in a month where she used went over by x GB?

Answer 1

If you times 4 by 20 you would get 160 then you add the 25 per month and then you would get 185