The greatest number of four digits which is divisible by 25, 36, 40 and 75 is:
Choose the most appropriate option:  A) 9000  B) 9400  C) 9600  D) 9800  E) 9200
Greatest number of 4-digits is 9999.   L.C.M. of 25, 36, 40 and 75 is 1800.   On dividing 9999 by 1800, the remainder is 999.   Required number  (9999 - 999)= 
<gadget id="calculator"> (9999 - 999)</gadget>
<output>9_000</output>
9000.   9000nswer: Option 9000
<result>A</result>
The greatest number of four digits which is divisible by 25, 36, 40 and 75 is: