You can set up a ratio, cross multiply, and solve for x.
0.5 / 10 = 2.25 / x
0.5x = 22.5
x = 45 miles
On a map, 1/2 inch=10miles. How many miles apart are two towns that are 2 1/4 inches apart on the map?
2 answers
a map key shows that every 5 incheson the map represents 200 miles of actual distance. Suppose the distance between two citieson 7 inches. What is the actual distance between the two cities? Numerical patterns