Question

tim has 30 jellybeans, with equal numbers of three flavors—raspberry, pineapple, and orange. he likes raspberry the best. so far, tim has eaten 6 orange and 4 pineapple jellybeans. what are the chances that the next one he picks will be raspberry?

Answer 1

There are 20 jellybeans remaining after the 6 orange and 4 pineapple jellybeans have been eaten.
Therefore 10 of the 20 remaining jellybeans must be raspberry. So there is a 1 in2 chance that the next one picked will be raspberry.