Question

the length of a road is 1000 miles. if 1 inch represents 100 miles, what is the length of the road on the map?

Answer 1

Answer: 10 miles

Explanation:

Given

The length of the road is 1000 miles

Solve

• The length of the map to real=1 : 100

• Let x be the length on the map

1 : 100 = x : 1000 ⇔ Proportion Set Up

100x = 1000 ⇔ Cross Multiply

100x/100 = 1000/100 ⇔ Divide both sides by 100

x=10 ⇔ Simplify

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