The probability for event a is 0.3, the probability for event b is 0.6, and the probability of events a or b is 0.8.
why are the events not mutually exclusive?
the sum of p(a) and p(b) is less than p(a or b).
the product of p(a) and p(b) is less than p(a or b).
the product of p(a) and p(b) is not equal to p(a or b).
the sum of p(a) and p(b) is not equal to p(a or b).

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.