1.

A beg cointains 3 red balls,5 white balls and 7 black balls. What is tha probability that a ball drawn from tha bag atrandom wil be neiter red or black

Answer» WHITE balls = 5

Total balls = 3+5+7 = 15

probability = The WANTED ball÷Total balls

5/15=1/3

so, the answer is 1/3 or 0.33...

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