Answer:
0.636
Step-by-step explanation:
Let Aw, Ab, Bw, Bb the following events:
Aw = the ball drawn from urn A is white
Ab = the ball drawn from urn A is black
Bw = the ball drawn from urn B is white
Bb = the ball drawn from urn B is black
the probability that the transferred ball was black given that the second ball drawn was black is P(Ab | Bb)
By the Bayes' Theorem
Working out the calculations
rounded to three decimals
It should just be 19/25, Hope this helped :)
The circumference is 6.28
Answer:
6.89
Step-by-step explanation:
12.88 ÷ 2 = 6.44
6.44 + 0.45 = 6.89