Question

One urn contains 12 blue balls and 7 white balls, and a second urn contains 8 blue balls and 19 white balls. an urn is selected at random, and a ball is chosen from the urn.
a. what is the probability that the chosen ball is blue?
b. if the chosen ball is blue,

Answer 1

The probabilaty that a blue ball was is maybe 50% because there are 19 and 8 white balls so theres more white but still some blue.