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Question
Bag contain 10 black and 20 white balls, One ball is drawn at random. What is the probability that ball is white
Options:
A .  $$\frac{{1}}{{3}}$$
B .  $$\frac{{2}}{{3}}$$
C .  $$\frac{{1}}{{2}}$$
D .  $$\frac{{4}}{{3}}$$
Answer: Option B
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