Question

Two urns contain white balls and yellow balls. The first urn contains 9 white balls and 9 yellow balls, and the second urn contains 8 white balls and 3 yellow balls. A ball is drawn at random from each urn. What is the probability that both balls are white?

Answer 1

1. Calculate the probability that first ball is white
1. Calculate the probability that second ball is white
3. Multiply both

Answer 2

9/18
8/11

9*11
8*18?

Answer 3

144/99?

Answer 4

(9/18)*(8/11)

Answer 5

4/11?

Answer 6

yepp

Answer 7

Thank You c:

Answer 8

Welcome!