SOLUTION: There are 15 students in a classroom, nine girls and six boys. What is the probability of randomly selecting two girls?
Group of answer choices:
a.) 5/13
b.) 6/11
c.) 3/4
Algebra ->
Probability-and-statistics
-> SOLUTION: There are 15 students in a classroom, nine girls and six boys. What is the probability of randomly selecting two girls?
Group of answer choices:
a.) 5/13
b.) 6/11
c.) 3/4
Log On
Question 1149736: There are 15 students in a classroom, nine girls and six boys. What is the probability of randomly selecting two girls?
Group of answer choices:
a.) 5/13
b.) 6/11
c.) 3/4
d.) 2/9 Answer by Edwin McCravy(20064) (Show Source):
9 girls choose 2 9C2 36 12
-------------------- = ----- = ----- = ----
15 students choose 2 15C2 105 35
Sorry, but all the answers in the list are wrong.
Edwin
