Tough call.
You may have to use Newton's Method or something like that.
Graph y=2^x and then graph n/x on the same set of axes. You may have to assign some arbitrary value to n to make this work. From the graph you can read off the approximate coordinates of the point of intersection.
Distance Rate times Time
320= R 5.25
R= 60.9
R= 61 mph
Answer:
6/8 divided by 5/7 is 1.05/ 1 1/20
