Question

in a bag there are 5 red ball 7 yellow balls and 9 white balls if all the balls are identical in shape and if we have to take out one ball without seeing what is the probability off the ball being a​

Answer 1

Answer:

Total number of balls in bag = 5+7+9=21

No of white balls =9

red balls = 5

yellow balls = 7

Probability of having a red ball =

$\frac{5}{21}$

Probability of having a white ball =

$\frac{9}{21}$

Probability of having a yellow ball =

$\frac{7}{21} = \frac{1}{3}$

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Jai Shree Ram