Question

The coordinate plane represents a map. Each grid unit represents 20 miles. A retail company has a warehouse at N (40, 50). A store is located at P(40, -40). How long will it take a truck driving at 50 miles per hour to drive from warehouse N to this store?

Answer 1

the distance between the points is 90 miles. so it will take

`(90)/(50)=(9)/(5)=1.8\text{hours}`