what is the least value of x , so that 2 x 5472 is divisible by 9
"explanation : the sum of the digits of the number is divisible by 9 . then the number is divisible by 9 . 2 + x + 5 + 4 + 7 + 2 = 20 + x least value of x may be ' 7 ' , so that the total 20 + 7 = 27 is divisible by 9 . answer : option a"
divide(divide(divide(lcm(2, 5472), 5472), const_4), const_4)