The price of a CD that sells for 21% more than the amount (m) needed to manufacture the CD

A. 7/5m
B.0.79m
C.2/5m
D.3/5m
E. 1.21m

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

What is the slope of the line that contains the points (-2,1) and (0,-3)