1) A five-digit number is created using the digits 1-5 each once. What is the probability that the number is odd? Express your answer as a common fraction.
2) The sum of the digits of a number is 9. What is the
probability that the number is prime?
1) A five-digit number is created using the digits 1-5 each once. What is the probability that the number is odd? Express your answer as a common fraction.
2) The sum of the digits of a number is 9. What is the
probability that the number is prime?