Question

Mike's Music charges $45 per hour. Tim's Tunes

charges $80 plus $25 per hour. If you have $240, how many hours will Mike's Music
play?

1. 6 hours
2. 5 hours
3. 6 2/5 hours
4. 5 1/3 hours

Answer 1

4. 5 1/3 hours

Explanation:

Mike's music:

y = 45x

Tim's Tunes:

y = 80 + 25x

Mike's music:

y = 45x

240 = 45x

x = 240/45

x = 5 1/3

Answer 2

Answer 4. (5 1/3 hours)

Explanation:

240/45=5.333333333