Question

How can you test for divisibility by 6?

Answer 1

A number is divisible by 6 if

a) that number is divisible by 2

and

b) that number is divisible by 3

Answer 2

So you would use the divisibility rules for 2 and 3 to see if a number is divisible by 6.

Answer 3

so what is the rule?

Answer 4

do you know congruence ?