1.

A box contains 4 red and 7 blue balls. Two balls are drawn at randon with replacement. Find the probability of getting (i) 2 red balls (ii) 2 balls are of blue colour (iii) one red and one blue ball is selected.

Answer»


ANSWER :`(i) (16)/(121) (ii)(49)/(121)(iii)(56)/(121)`


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