What is the greatest number of four digits which is divisible by 8, 16, 32 and 40 ?	Choose the most appropriate option
A) 9930 B) 9940 C) 9920 D) 9950 E) 9960
Greatest number of four digits = 9999   L9920M of 8, 16, 32 and 40 = 160   9999 ÷ 160 = 62, remainder = 79   Hence, greatest number of four digits which is divisible by 8, 16, 32 and 40   = 9999 - 79= 
<gadget id="calculator">9999 - 79</gadget>
<output>9_920</output>
9920   answer : 9920
<result>C</result>
What is the greatest number of four digits which is divisible by 8, 16, 32 and 40 ?