There are 20 balls in a bag which are numbered 1, 2, 3 . . . . . 20. Find the probability that the number marked on the ball taken out of the bag is divisible by 3 or 5.
A. $$\frac{1}{{10}}$$
B. $$\frac{9}{{20}}$$
C. $$\frac{2}{5}$$
D. $$\frac{1}{2}$$
Answer: Option B
This Question Belongs to Arithmetic Ability >> Probability
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