There are 22 students in a class. In how many different ways can a committee of 3 students be formed?  Choose one:
A) 1180
B) 1320
C) 1540
D) 1760
E) 1920
2215403 = 22*21*20 / 6= 
<gadget id="calculator">22*21*20 / 6</gadget>
<output>1_540</output>
1540   The answer is 1540.
<result>C</result>
There are 22 students in a class. In how many different ways can a committee of 3 students be formed?