30 points 2 questions

question 1

while bowling with friends, brandy rolls a strike in 2 out of 10 frames. what is the experimental probability that brandy will roll a strike in the first frame of the next game? enter your answer as a simplified fraction.

the experimental probability that brandy will roll a strike in the first frame of the next game is

question 2

ben is greeting customers at a music store. of the first 20 people he sees enter the store, 3 are wearing jackets and 17 are not. what is the experimental probability that the next person to enter the store will be wearing a jacket? enter your answer as a simplified fraction.

the experimental probability that the next person to enter the store will be wearing a jacket is