Convert the map scale to a unit rate. How many inches represent one mile? Show your work. Interpret the meaning of the unit rate. 3/10 inch = 7/8 miles Give out a 4-5 sentence explanation.

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asked Feb 25, 2019 120k views

4 votes

Convert the map scale to a unit rate. How many inches represent one mile? Show your work. Interpret the meaning of the unit rate. 3/10 inch = 7/8 miles

Give out a 4-5 sentence explanation.

Mathematics
middle-school

Ahmad Zahabi asked

by Ahmad Zahabi

7.4k points

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1 Answer

3 votes

Verbal model: mile/inch=mile/inch

Proportion: 7/8÷3/10=x/1

Solve= 7/8*10/3=x/1

70/24=x/1

70=24x

x=35/12

The unit rate must be
(35)/(12) miles/ inch