Agroup of 10 fisherman enjoy certain types of fish, 3 of them like salmon, 5 like trout and 2 like bass. a single fisherman is chosen at random. what is the probability that the fisherman likes salmon or bass?
a. 1/10
b. 47/90
c. 3/50
d. 1/2

There are a total of 10 fishermen as stated in the given. The probability that a chosen fisherman liked salmon is 3/10. Also, the probability that a fisherman liked bass is 2/10. By using the conjunction "or" we add the probabilities of these events to arrive with the answer giving us 5/10 or 1/2. The answer is letter D.