Question

one of the following four-digit number is not divisible by 4: 3544,3554,3564,3572,3576. What id the product of the units digit and the tens digit of tat number? Show all work

Answer 1

Usually if the last two numbers are divisible by 4 the number is divisible by 4.

In your case only one number has the last two digits which 4 can not be evenly divided.

Look them over

Answer 2

The 3554, the last two digits are 54, which is not evenly divided by 4.

I think that one is the guilty one.