SOLUTION: A group consists of five men and seven women. Four people are selected to attend a conference.
a) In how many ways can four people be selected from this group of twelve?
b) In ho
Algebra.Com
Question 437555: A group consists of five men and seven women. Four people are selected to attend a conference.
a) In how many ways can four people be selected from this group of twelve?
b) In how many ways can four women be selected from the seven women?
c) Find the probability that the selected group will consist of all women .
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
5 men, 7 women, 4 selected
.
nCr=combination of n things taken r at a time=n!/((n-r)!*r!)
.
a)12C4=495 ways
.
b)7C4=35 ways
.
c) 35/495 = 7/99 the probability that the selected group will consist of all women.
.
Ed
RELATED QUESTIONS
A group of Mathematics faculty at the local college consists of 10 women and 8 men. Four... (answered by ikleyn)
A group consists of seven men and eight women. Three people are selected to attend a... (answered by jim_thompson5910)
a group consists of six men and five women.Three people are selected to attend a... (answered by greenestamps)
A group consists of five men and seven women. Four people are selected to attend a... (answered by andora)
Consider a political discussion group consists of five Democrats and six Republicans.... (answered by greenestamps)
A group of History faculty at the local college consists of 8 women and 10 men. Four... (answered by greenestamps)
from a club of 25 people, in how many ways can a group of four members be selected to... (answered by Edwin McCravy)
a group of 6 men and 4 women.... three people are selected to attend a conference.
in... (answered by stanbon)
1. Katrina, Eduardo, Ian, Jim, Sergio, Sarah, Simone, and Larry have all been invited to... (answered by math33)