Question

a bag is containing 4 blue ball and 9 black ball what is the probability of black ball

Answer 1

Answer:

probability of black ball is 9/4

Answer 2

$\red{Answer}$

Total number of balls in bag = 4+9=13 balls

Total black balls = 9

Probability of black ball= Total black balls/total balls

P=9/13

probability in percentage will be

p% = 9×100/13 = 900/13=69.23%

Hope it helps

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