Question

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.

Answer 1

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 $\frac{35}{12} miles/ inch$