Question
A housewife buys a dozen eggs of which two turn out to be bad. She chooses four eggs for breakfast. Find thd chance that she chooses (1) all good eggs (2)three good and one bad (3)two good and two bad (4)at least one bad egg.Joshi sir comment
1) (10/12)(9/11)(8/10)(7/9)
2) 4(10/12)(9/11)(8/10)(2/9)
3) (4*3/2)(10/12)(9/11)(2/10)(1/9)
4) 1 - (10/12)(9/11)(8/10)(7/9)
Read 1 Solution.
12
MONG SHANG CHENG 4 year ago
is this solution helpfull: 5 10