1.

There are 3 red balls and 7 green balls in a bag, 8 red and 7 green ballsin anotheri What is the probability of getting a red ball from the first bag?n) From the second bag?i) Ifall the balls are put in a single bag, what is the probability ofgetting a red ball from it?

Answer»

1.In the first bag 3 red, 7 greenthus total 10probability of getting a red ball is 3/102.In the first bag 8 red, 7 greenthus total 15probability of getting a red ball is 8/153.In the bag 11 red, 14 greenthus total 25probability of getting a red ball is 11/25



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