Question

If the odds are 3 to 5 in favor of man receiving $200 if a certain act is performed, find his mathematical expectation.
un
If the odds are 3 to 5 in favor, this means that the man will get the $200 3 times out of 3+5 times, or 3 out of 8, which is .375, or 37.5% of the time. ☺☺☺☺