Use the formula nCr to solve
Of the 100 people in the U.S. senate, 18 served on the Foreign relations Committee. How many ways are there to select Senate members for this committee (assuming party affiliation is not a factor in the selection)
m ath - Reiny, Tuesday, August 23, 2011 at 1:06pm
aren't you just choosing 18 from 100 ?
so C(100,18) = huge!!
(appr 3.066 x 10^19)
m ath - Luis, Wednesday, November 11, 2015 at 10:52pm
From a T1-83 calculator
100, then MATH,CHOOSE PRB,then scroll
down to number 3.