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A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?
A. 3/10
B. 1/9
C. 3/9
D. 2/3

Sagot :

Ganchiid

Answer:

C. 3/9   (although it should be 1/3)

Step-by-step explanation:

Total no.of outcomes=3+2+4=9

No. of red marbles=3

ie no. of favourable outcomes=3

p(e)=total no. of outcomes/no. of favourable outcomes

p(red marble)=3/9

                       =1/3

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