Am I Canadian?

I was filling out a survey for Harris Polls and was asked if I wanted to be entered in a sweepstake. Of course I said yes then it said:

According to Canadian laws, as a resident or citizen you are legally required to correctly answer a mathematical skill test in case you are selected as a winner of this sweepstakes. Please enter your answer to the test in the box below. [(5 plus 15) times 4] all divided by 5 equals:

?

I'm not a Canadian citizen but I did the math anyway.