Richard B. answered • 04/24/16

Tutor

4.9
(163)
Eager to help you with math

Number of large marble = 11 +8=19, 11 of which are red so P(red given large) is 11/19

Number of red marbles is 11+4=15, 11 of which are large so p(large given red) is 11/15

The second probability is greater.