Question

If a map has an accurate scale with 1 inch representing 75 miles, how many miles would 2 1/4 represent?

Answer 1

well what would 1/4th of 75 miles be??

Answer 2

is 2 1/4 in in. ??

Answer 3

i think so.

Answer 4

hmm ok did you find out what 1/4 of 75 miles is??

Answer 5

How would i do that?

Answer 6

divide 75 by 4

Answer 7

18.75

Answer 8

yes and then what is 75 * 2

Answer 9

150

Answer 10

then add the 2 numbers up and you'll get the answer

Answer 11

150 + 18.75

Answer 12

168.75

Answer 13

Thank you so much for the help! :)

Answer 14

yw

Answer 15

Map scales are ratios, so you can use a proportion to solve this problem.

1 inch is to 75 miles as 2.25 inches are to x miles.

As an equation, you write it as:

\(\dfrac{1}{75} = \dfrac{2.25}{x} \)

Now cross multiply and solve for x.