Question

A phone company charges a flat rate of $15 to make phone calls for a month.they charge $0.10 per minute for each call made.if the want to make at least $60 from one customer,how many minutes do they have to talk

Answer 1

Answer:

450 minutes

Step-by-step explanation:

15 + 0.1x = 60

15 - 15 + 0.1x = 60 - 15

0.1x = 45

$\frac{0.1x}{0.1} = \frac{45}{0.1}$

x = 450

Answer 2

Answer:

600 Minutes

Step-By-Step Explanation:

60 ÷ 0.10 = 600