What is the units digit of (5!*4! + 6!*5!)/2?  Choose the correct option:
A) 4
B) 3
C) 0
D) 1
E) 2
(5!*4! + 6!*5!)/2   =5!(4! + 6!)/2   =120 ( 24 + 720)/2   =(120 * 744)/2   = 120 * 372   Units digit of the above product will be equal to 0   Answer 0
<result>C</result>
What is the units digit of (5!*4! + 6!*5!)/2?