Let U1
, and U2
, be two urns such that U1
, contains 3
white and 2
red balls, and U2,
contains only1
white ball. A fair coin is tossed. If head appears then 1
ball is drawn at random from U1
, and put into U2,
. However, if tail appears then 2
balls are drawn at random from U1,
and put into U2
. . Now 1
ball is drawn at random from U2,
.61 . The probability of the drawn ball from U2,
being white is
A.
13
30
B.
23
30
C.
19
30
D.
11
30
Select the correct answer from above options