If there are 20 shoes,and 10 shoes are selected in random.what is the probability tha

Hi there, I've got unsolved damn problems and I don't know what to do. Me and my girl friend been together almost a year now. She's been divorced and has a kid, and almost a year ago she start flirting me and asking me to out and we did, we start going out having a wonderful time. She liked me...

Wow ! Great ! Thank you people for the warm welcome ! Here is my first question .. We do not wear shoes at home as it is considered unclean . SO a pair of my shoes are kept outside in front of my door as it is used often and it is