A bag contains 4 blue and 8 red identical balls. If two balls are picked at random with replacement, what is the probability of picking two balls of different colours?
A
1
B
\(\frac{13}{26}\)
C
\(\frac{5}{18}\)
D
\(\frac{4}{9}\)
E
\(\frac{2}{9}\)
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
No expanded working has been attached for this question yet. The verified answer is Option D.
Source: Myschool Past Questions Archive (Record #42378)