Bag contain 10 black and 20 white balls, One ball is drawn at random. What is the probability that ball is white
A. $$\frac{{1}}{{3}}$$
B. $$\frac{{2}}{{3}}$$
C. $$\frac{{1}}{{2}}$$
D. $$\frac{{4}}{{3}}$$
Answer: Option B
Solution(By Examveda Team)
Total cases = 10 + 20 = 30 Favourable cases = 20So probability = $$\frac{{20}}{{30}}$$ = $$\frac{{2}}{{3}}$$
This Question Belongs to Arithmetic Ability >> Probability
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