You must be logged in to see worked solutions.

Already have an account? Log in here.

You can divide 6 into equal parts of 1, 2, 3, or 6 (but not 4 or 5) because 6 is divisible by these numbers. The rules of divisibility have wide-ranging applications as an easy test for divisibility.

What is true of all numbers that are divisible by 3?

You must be logged in to see worked solutions.

Already have an account? Log in here.

Which of the following is true for all integers that are divisible by \(18?\)

\[ \begin{align} A :& \text{The last digit is even.} \\ B :& \text{The last digit is 0 or 5.}\\ C :& \text{The sum of their digits is a multiple of 7.} \\ D :& \text{The sum of their digits is a multiple of 9.} \end{align}\]

You must be logged in to see worked solutions.

Already have an account? Log in here.

Which of the following integers is divisible by 8?

You must be logged in to see worked solutions.

Already have an account? Log in here.

An integer is divisible by 11 if and only if:

You must be logged in to see worked solutions.

Already have an account? Log in here.

You must be logged in to see worked solutions.

Already have an account? Log in here.

×

Problem Loading...

Note Loading...

Set Loading...