Question

For his long distance phone service, Sam pays a $7 monthly fee plus 7 cents per minute. Last month sams long distance bill was $13.93. For how many minutes was Sam billed?

Answer 1

Answer: Sam was billed for 99 minutes

Explanation:

$13.93-$7=$6.93

6.93 ÷0.07=99

so he was billed for 99 minutes.

Answer 2

99 minutes

Explanation:

13.93 -7(monthly fee) = 6.93,

6.93/.07(each minute) = 99 minutes