Subject :IMO Class : Class 6

Which of the following statements is true?

AA number is divisible by 3, if the product of its digits is divisible by 3.

BIf a number exactly divides the sum of two numbers, it must exactly divide the two numbers separately.

CA number is divisible by 6, if it is divisible by both 2 and 3.

DA number is divisible by 11 if difference between the sum of odd place digits and product of even place digits is either zero or divisible by 11.