The lowest number which should be added to 11390 so that the sum is exactly divisible by 7, 9, 10 and 12 is:  Options
A) 1010 B) 2210 C) 1250 D) 1210 E) 1110
L.C.M. of 7, 9, 10 and 12 = 1260.   On dividing 11390 by 1260, the remainder is 50.   Number to be added = (1260 - 50)= 
<gadget id="calculator">(1260 - 50)</gadget>
<output>1_210</output>
1210. Answer: Option '1210'
<result>D</result>
The lowest number which should be added to 11390 so that the sum is exactly divisible by 7, 9, 10 and 12 is: