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A scale on a map shows that 2 inches = 25 miles.

Part A
How many inches on the map represents 60 miles?
Part B
How many miles is represented by 1/4 inch on the map?

User Lpacheco
by
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2 Answers

7 votes

Answer:

the person above me is right

Explanation:

i got the same answers

User Nathan Lachenmyer
by
7.5k points
4 votes
A:
2 inches - 25 miles
x inches - 60 miles

Set up a proportion:

(2)/(25) = (x)/(60) \\ \\ (2)/(25) * 60=x \\ \\ (120)/(25)=x \\ \\ x=4.8

4.8 inches on the map represent 60 miles.

B:
2 inches - 25 miles
1/4 inches - x miles

Set up a proportion:

(2)/(25)=((1)/(4))/(x) \\ \\ (2)/(25)x=(1)/(4) \\ \\ x=(1)/(4) * (25)/(2) \\ \\ x=(25)/(8) \\ \\ x=3.125

3.125 miles are represented by 1/4 inches on the map.
User Heloise
by
8.5k points

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