Chrome Fle Edit View History Bookmarks People Window Help LO

Chrome Fle Edit View History Bookmarks People Window Help LON-CAPA cir x 3 C Secure httpsus4.ute.msu.edu/res/msulhamlinm/mth106hwwo5-sse-cinderella problemac Mary Ully Rossi (student Section: 742 MTH112, Spring 2017-Finite Mathematics: Applications of college Algebra g Messages Courses Help Logout Come contenta. Lecture 5 Problems cinderella O Timer Nates d Evaluate Feedback Print o 1 Cinderella The prince has searched all over his kingdom for the maiden who left the glass sipper at the balu He will not recognize her by but will use the abandoned slipper to determine who the maiden is. He arrives at the house where Cnderella two step-sisters live. The prince tries the onone of three ssters at 1fit does not ft, he wu pick another sister and her to try it on, and so on, until he finds Cinderella. a. What is the probability he finds anderella on the first try? Submit Auwwer Tries 0/8 b. what is the probability he finds cinderella on the second try? Submit Answer Tries a/8 Submit Answer Submission not graded. Use more digits. Tries 0/8 Previous Tries Post Discussion Send Feedback MacBook Pro

Solution

a.Probability on a first try= 1(cinderella)/3(total 3 sisters).so, ans is 1/3

b.Probability on a second try=1(cinderella)/2(remaining 2 sisters). so, ans is 1/2

c.Expected number of times he uses slipper is 2(If the house to be checked is last) and 3(if there are other houses to be checked)