Asked by Rose

the scale on aroad map indicates that 1/4 inch equals 20 miles. How far apart in miles are two towns that are 3 1/2 inches away on the map.
Answered by bobpursley
How many fourths are in 3 1/2? Ans:14

So the distance must be 14*20


Answered by DrBob222
3.5" x (20 miles/0.25") = ??
Check my work.
Answered by Rose
The answer in my book is 280. I can not figure out how to write the equation using proportiions using cross multiply. I have tried several ways and unable to get the answer in the book.
Answered by Ms. Sue
0.25 / 20 = 3.5 / x

Cross multiply:

0.25x = 70
x = 280
Answered by Rose
Thank you !
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