Which of the following is a multiple of 6!-120? Select the correct option.
A) 5!+80
B) 6!+320
C) 5!+380
D) 5!+480
E) 4!+24
The factorial 6! mean 6*5*4*3*2   Therefore 6!-120 =(6*5*4*3*2)-120   This gives you 720-120= 
<gadget id="calculator">720-120</gadget>
<output>600</output>
600   valculating all the options the only option that gives a factor of 6!-120 is option 5!+480) 5!+480
<result>D</result>
Which of the following is a multiple of 6!-120?