Doug got 8 out of 10 questions correct on a math quiz. if each question was worth the same number of points, and the test was worth 50 points total, what was doug's score?
8 points
20 points
40 points
45 points

There are 10 questions that are worth 50 points total.  

Divide to see how many points per question.  

50 / 10 = 5  

So each question is worth 5 points.  

He got 8 out of 10 of the questions right, so multiply 8 by 5 to find out how many points he got.  

5 * 8 = 40  

So he got 40 points on the test.