Question

A tow digit number is formed with digit 2,3,5,7,9. repetition of the digit is allowed. what is the probability that the number formed?​

Answer 1

Answer:

here is your answer

Step-by-step explanation:

sample space(S)={23,25,27,29,

32,35,37,39,

52,53,57,59,

72,73,75,79,

92,93,95,97}

therefor, n(S)=20

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