Im A contains 6 red and 4 black balls and Urn B contains 4 red and 6 black balls. One ball is rawn at random from Urn A and placed in Urn B. If one ball is drawn from B, what is the robability that it is a red ball?
\( \frac{3}{5} \)
2) \( \frac{4}{11} \)
3) \( \frac{2}{5} \)
4) \( \frac{23}{55} \)
