SOLUTION: A courier who goes at the rate of 6.5 min/h is followed, after 4.0 h , by another who goes at the rate of 7.5min/h . In how many hours will the second overtake the first?

Question 1055389: A courier who goes at the rate of 6.5 min/h is followed, after 4.0 h , by another who goes at the rate of 7.5min/h . In how many hours will the second overtake the first?
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
If you can understand this one: https://www.algebra.com/algebra/homework/word/travel/Travel_Word_Problems.faq.question.1055391.html
then this question #1055389 is the same thing, but just another example. Both of these examples work the same way.
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
.
When I see this writing, I become very sad.

I clearly see that the author do not understand (and even do not think) what he/she is writing.

There is NO such units as min/h. Instead, there is mph, miles-per-hour.

I even can not decide if I should make my efforts to help.

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