1 Canadian dollar to Japan

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

The verbal translation for the difference of m and 7 increased by 15

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100