How long will it take you to ski a distance of 36 miles at a speed of 3 miles per 30 minutes? Algebra Linear Equations Equations with Ratios and Proportions 1 Answer Alan P. Jan 12, 2017 Answer: #color(green)(6)# hours Explanation: #(3" miles")/(30" minutes")=(6" miles")/(60" minutes")=(6" miles")/("hour")# #36 " miles" xx ("hour")/(6" miles")# #color(white)("XXX")=color(red)(cancel(color(black)((36)))color(white)("X")^6) color(blue)(cancel(color(black)(" miles") ))xx"hour"/(color(red)(cancel(color(black)(6)) color(blue)(cancel(color(black)(" miles")))))# #color(white)("XXX")=6 " hours"# Related questions What is the difference between proportions and ratios? What is the difference between ratios and rates? What are cross products? How do you write "12 meters to 4 floors" as a rate? How do you write and simplify "150 boys to 175 girls" as a ratio? How do you solve #\frac{6}{19} = \frac{x}{11}#? How do you solve #\frac{n+1}{11} = -2#? How do you solve #\frac{0.1}{1.01} = \frac{1.9}{x}#? How do you use proportions to solve how much money the restaurant made if it serves 250 people per ... How do you solve #x/4-7=13#? See all questions in Equations with Ratios and Proportions Impact of this question 7282 views around the world You can reuse this answer Creative Commons License