Posted by **Nick** on Monday, July 2, 2007 at 4:22pm.

Avondale and Newtown are 45 miles apart. How many inches is this on a map with a scale 1inch=20miles?

I set up a proportion:

in/miles= 1/20=n/45 n= 2 and 1/4 in on this map

2 1/4 inches is correct.

1 inch = 20 miles

2 inches = 40 miles

1/4 inch = 5 miles

=)

Thank you for checking this Writeteacher. =)

YW! Go get A's!!

=)

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