The least number which should be added to 3218 so that the sum is exactly divisible by 5, 6, 4 and 3 is?  Choose the correct choice from the following answers:	A) 10	B) 20	C) 30	D) 40	E) 50
L.C.M. of 5, 6, 4 and 3 = 60.   On dividing 3220 by 60, the remainder is 40.   Number to be added = (60 - 40)= 
<gadget id="calculator">(60 - 40)</gadget>
<output>20</output>
20   20)
<result>B</result>
The least number which should be added to 3218 so that the sum is exactly divisible by 5, 6, 4 and 3 is?