The greatest number of four digits which is divisible by 10, 20, 30 and 60 is:  Select:	A) 9200	B) 9300	C) 9400	D) 9600	E) 9900
Greatest number of 4-digits is 9999.   L.C.M. of 10, 20, 30 and 60 is 300.   On dividing 9999 by 300, the remainder is 99.   Required number  (9999 - 99)= 
<gadget id="calculator"> (9999 - 99)</gadget>
<output>9_900</output>
9900.   ANSW9900R :9900
<result>E</result>
The greatest number of four digits which is divisible by 10, 20, 30 and 60 is: