A school director must randomly select 6 teachers to participate in a training session. There are 30 teachers at the school. In how many different ways can these teachers be selected, if the order of selection does not matter? A. 427,518,000 B. 593,775 C. 293,550 D. 289,312,000

Question

A school director must randomly select 6 teachers to participate in a training session. There are 30 teachers at the school. In how many different ways can these teachers be selected, if the order of selection does not matter?      A.  427,518,000     B.  593,775     C.  293,550     D.  289,312,000

anonymous · Answer

It is B! I googled how to find different combinations, so I don't exactly know how to do it. Here is a link to the calculator I found.. http://www.mathsisfun.com/combinatorics/combinations-permutations-calculator.html