Question

please solve this....​

Answer 1

Answer:

at fiest total balls are 18

so probability of either red or blue is 10/18

after this 3 pink balls were added

so total balls are 20

so probability of pink ball is 11/18

Here is your answer

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Answer 2

Step-by-step explanation:

total no of balls=18

no of red balls=4

no of blue balls=6

no of pink balls=8

no of red and blue balls=10

P(red or blue balls)=10/18

now at place of the ball that is withdrawl 3 pink Ball are added

so total balls are now 20

now pink balls are 11

P(pink ball)=11/20