We randomly

We randomly select a three-digit number. What is the probability that the number 8 occurs at most once in its notation?

Correct answer:

p =  0.97

Step-by-step explanation:

n0=8 9 9=648 n1=1 9 9+8 1 9+8 9 1=225  n=9 10 10=900  p=nn0+n1=900648+225=0.97



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