A bag has 4 red balls,5 black balls find probability of:-(a) a black b – InterviewSolution

1.

A bag has 4 red balls,5 black balls find probability of:-(a) a black balls (b) a red balls

Answer»

ong>Step-by-step explanation:

PROBABILITY = no. of FAVOURABLE OUTCOMES/total no. of outcomes

a. = a black BALL = 1 , no. of all outcomes = 5+4=9

= 1/9

b. same with red balls

= 1/9

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