What is the units digit of (12^3)(15^4)(31^7)?
Select the correct option
A) 0  B) 2  C) 4  D) 6  E) 8
The units digit of 12^3 is the units digit of 2^3 which is 8.   The units digit of 15^4 is the units digit of 5^4 which is 5.   The units digit of 31^7 is the units digit of 1^7 which is 1.   The units digit of 8*5*1 is 0.   The answer is 0.
<result>A</result>
What is the units digit of (12^3)(15^4)(31^7)?