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A map has a scale of 2 centimeters = 4 miles. Mary's drive to work is represented on the map as traveling 1cm north then 2.5 cm west. Which equation could be used to determine how many miles Mary drives
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A map has a scale of 2 centimeters = 4 miles. Mary's drive to work is represented on the map as traveling 1cm north then 2.5 cm west. Which equation could be used to determine how many miles Mary drives to work?

User Alex Pelletier
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Mary drives 7 miles!

2cm / 4mi = 1cm / 2mi

1(2) + 2.5(2) = 7

Please let me know if I am wrong.

User Struthersneil
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