in a box there are balls numbered from 1 to 7. one ball is drawn without looking in to bagin a box there are balls numbered from 1 to 7. one ball is drawn without looking in to bag. what is the probability that it is a 5 numbered ball?. what is the probability that it is a 5 numbered ball?
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Answer:
2.3
Step-by-step explanation:
total number of balls n(S)=7
To find the probability that it is a 5 numbered ball
odd numbers before 5 are 1, 3, 5
then there are 3 odd numbers and: 7/3
2.33
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