Question -There is a box containing 10 ping pong balls of 3 different colours red, green and blue. There are 2 red balls and 3 green balls. What is the probability of getting a blue ball in the first attempt?
Options:
A .  12
B .  23
C .  34
D .  56
Answer: Option A : A Total number of Blue Balls= 10-(2+3) =5 Probability of getting Blue Balls =Number of blue ballsTotal number of balls =510 =12
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