D 80
32/40 *100
Precent proportions
32/x = 40/100
Cross multiply
The answer is 0.664 because you have to divide 4/5 and 5/6
36 ÷ 3 = 12
12 x 30 = 360 (mins)
The answer is that it would take you 360 minutes to ski a distance of 36 miles.
or you could say: t would take you 6 hours to ski a distance of 36 miles.