For an upcoming charity event, a male vocalist has agreed to sing 3 out of 5 “old songs” and 1 out of 4 “new songs.” How many ways can the singer make his selection?  Choices:
A) 240 B) 50 C) 150 D) 480 E) 600
=5C3*4C1   =5*4/1*4*3/1   =5*4*4*3= 
<gadget id="calculator">5*4*4*3</gadget>
<output>240</output>
240   240ns= 240
<result>A</result>
For an upcoming charity event, a male vocalist has agreed to sing 3 out of 5 “old songs” and 1 out of 4 “new songs.” How many ways can the singer make his selection?