Question

If each playlist is an average of 45 minutes long the linear function m(x) = 0.75x could be used to find out how many playlist you need to create .

how many hours of music are there on 4 playlists ?

Answer 1

3 hours

Explanation:

0.75*4 = 3.00

45*4=180 180/60=3 180 minutes =3 hours