A aCentains5 red balls h bhekballs and 3 wthrte balls.A ball is drauat – InterviewSolution

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1.

A aCentains5 red balls h bhekballs and 3 wthrte balls.A ball is drauat Prandemvnot-white-

Answer»

total number of balls is 5+4+3=12hence probability of red=5/12for black =4/12=1/3for white =3/12=1/4

not blackfor not red 4+3=7(no of balls other then red)7/12for not white 5+4=9(no of balls other then white)

9/12

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