If some one can bike 32 miles in 160 minutes how long will it take them to go 1 mile

Find the length of cu, the triangles are similar.

Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /