Verified Answer :

I believe it would be 25 hours because you have to divide 450 and 18 ( which equals 25 ) which would give you the answer.

Solutions 

We know that 

S. Harlow can bicycle at a rate of 18 miles per hour. To find out how many hours it will take him to bike 450 miles we need to use division.

450 ÷ 18 = 25 

It will take him 25 hours. 

Check your work. 

18 x 25 = 450 

We are correct.

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