Hi There!
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We Know:
He wants to run 4 1/2 miles before the race.
There are 3 markers.
Exact same distance apart.
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Find:
Where the markers are placed on the 4 1/2 mile run.
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Solution:
4 1/2 / 3 = 1 1/2
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Answer:
Each marker is exactly placed <u>1 1/2 miles apart </u>from each other!
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Hope This Helps :)