Mathematics, 14.12.2021 05:00 coollid876

Thirty minutes after a father left for work on the bus, he noticed that he had left his briefcase at home. His son left home, driving at 65 mph, to catch the bus that was traveling at 40 mph.

How long did it take the son to catch the bus?

The son took [?] hr to catch the bus.

(Answer is either an integer or a simplified fraction)

Answers: 2

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