Which is 216 written as a power of a number?
a.
6^3
b.
3^6
c.
108^2
d.
72^3

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work