What is the greatest number of four digits which is divisible by 15, 25, 40 and 75 ?	Answers:  A) 9800  B) 9600  C) 9400  D) 9200  E) 9000
Greatest number of four digits = 9999   LCM of 15, 25, 40 and 75 = 600   9999 ÷ 600 = 16, remainder = 399   Hence, greatest number of four digits which is divisible by 15, 25, 40 and 75   = 9999 - 399= 
<gadget id="calculator">9999 - 399</gadget>
<output>9_600</output>
9600   Answer: Option 9600
<result>B</result>
What is the greatest number of four digits which is divisible by 15, 25, 40 and 75 ?