From a box containing 2 red, 6 white, and 5 black balls, a ball is randomly selected. What is the probability that the selected ball is black?
A
\(\frac{5}{13}\)
B
\(\frac{5}{11}\)
C
\(\frac{2}{13}\)
D
\(\frac{5}{6}\)
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
Total balls = 2 + 6 + 5 = 13
Pr(black) = \(\frac{5}{13}\)
Source: WAEC / JAMB / NECO Classroom Archive (Record #75918)