# Balls

From the bag with numbered balls (numbers 1,2,3,. ..20) we pick one ball. What is the probability of choosing a number containing 1?

p =  0.55

### Step-by-step explanation:

$p=\frac{1+10}{20}=\frac{11}{20}=0.55$ Did you find an error or inaccuracy? Feel free to write us. Thank you! Tips to related online calculators
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