The probability of event A occurring is 50%, and the probability of event B occurring is 25%. Events A and B are nonsimultaneous events. What is the probability that event A occurs but event B does not occur?

A-37.5%
B-12.5%
C-50.0%
D-20.0%

Question

The probability of event A occurring is 50%, and the probability of event B occurring is 25%. Events A and B are nonsimultaneous events. What is the probability that event A occurs but event B does not occur?

A-37.5%
B-12.5%
C-50.0%
D-20.0%

kropot72 · Answer

The probability of event B not occurring is 1 -0.25 = 0.75. Therefore the required probability is
$$0.5\times0.75=you\ can\ calculate$$

kropot72 · Answer

Multiply the result by 100 to convert to a percentage.

anonymous · Answer

kroport verified proof: http://prntscr.com/7cu8tz