SOLUTION: The map scale for Figure A is 1½ inches represents 315 miles. If the cities of Briar Patch and Sharpstown measure 2¾ inches apart (as the crow flies) on the map, how far would this

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: The map scale for Figure A is 1½ inches represents 315 miles. If the cities of Briar Patch and Sharpstown measure 2¾ inches apart (as the crow flies) on the map, how far would this      Log On


   

Question 546529: The map scale for Figure A is 1½ inches represents 315 miles. If the cities of Briar Patch and Sharpstown measure 2¾ inches apart (as the crow flies) on the map, how far would this be on the earth’s surface? Let m represent the number of miles between the two cities. Round to the nearest tenth of a mile if necessary.
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
The map scale for Figure A is 1½ inches represents 315 miles. If the cities of Briar Patch and Sharpstown measure 2¾ inches apart (as the crow flies) on the map, how far would this be on the earth’s surface? Let m represent the number of miles between the two cities. Round to the nearest tenth of a mile if necessary.
.
From::"The map scale for Figure A is 1½ inches represents 315 miles."
that's
315 miles per 1.5 inches
or
315/1.5 miles/inch
.
m = 2.75(315/1.5)
m = 2.75(210)
m = 577.5 miles