Answer :
so any odd number greater then 10 to 20 is going to be
11,13,15,17,19
thats 5 digits. 5 over 20 is going to be 5/20 or 1/4 or 25 percent chance
so any odd number greater then 10 to 20 is going to be
11,13,15,17,19
thats 5 digits. 5 over 20 is going to be 5/20 or 1/4 or 25 percent chance