Suppose a 15-minute call costs $5.26, and a 30-minute call costs $10.24. Find a formula relating time (in minutes) and cost (in

Question

garik1379 [7]

2 years ago

11

Suppose a 15-minute call costs $5.26, and a 30-minute call costs $10.24. Find a formula relating time (in minutes) and cost (in

dollars).
How do you do this???

Mathematics

1 answer:

musickatia [10] · Answer 1 · 2022-08-15T00:34:26+03:00

musickatia [10]2 years ago

4 0

If 15 minutes is $5.26 then 1 minute is 35¢ so the equation is y=.35t. But 30 minutes is $10.24 so 1 minute would be 34¢ so the equation would be y=.34t.