Piyush takes out a ball from a bag containing 3 red balls,2 yellow balls,4 blue balls. All the balls are exactly of same size. What is the probability that he takes out:-
(a) a yellow ball?
(b) a blue ball?
(c) a ball that is not red?
Answers
Answered by
18
a) No.of yellow balls / total no of balls
=>2/9 (ans)
b) No. of blue balls / total no. of balls
=>4/9 (ans)
c) No of balls that aren’t red - 2(yellow) + 4(blue)
= 6
=> No of balls / total no of balls
=> 6/9
=> 2/3 (Ans)
=>2/9 (ans)
b) No. of blue balls / total no. of balls
=>4/9 (ans)
c) No of balls that aren’t red - 2(yellow) + 4(blue)
= 6
=> No of balls / total no of balls
=> 6/9
=> 2/3 (Ans)
Answered by
2
Answer:
(a)2/9 (b)4/9 (c)6/9
Step-by-step explanation:
Total Outcomes ----- 3+2+4 = 9
P(Yellow Ball) ----- 2/9
P(Blue Ball) --------- 4/9
P(Except Red Ball) - (2+4)/9 = 6/9
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