Probability 68594

What is the probability that any two-digit number
a) is divisible by five
b) is it not divisible by five?

Correct answer:

p1 =  0.2
p2 =  0.8

Step-by-step explanation:

m=9 10=90 n=m/5=90/5=18 c=n=18=18 p1=mc=9018=51=0.2
p2=1p1=151=51 551=5551=551=54=0.8

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