Answer
2.25 hours
Work Step by Step
Time
= $\frac{distance}{speed}$
= $\frac{135}{60}$
= 2.25 hours
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.