Question

A man is running through a train tunnel. When he is 2 5 of the way through, he hears a train approaching the tunnel from behind him at a speed of 60 kilometers per hour. Whether he runs ahead or he runs back, he will reach an end of the tunnel at the same time the train reaches that end. At what rate, in kilometers per hour, is he running

Answer 1

I think if he keeps running at the speed he is running about 25 mph

Explanation:

honestly this one was very hard I do not know