1. A racecar driver has completed 12 1/2 laps of a 50 lap race. What fractional part of the race remains?

2. If M is the set of positive multiples of 2 less than 150 and N is the set of positive multiples of 9 less than 150, how many members are there in M n N?

3. At Bruno’s Video World, the regular price for a DVD is d dollars. How many DVDs can be purchased for x dollars when the DVDs are on sale at 20% off the regular price?

4. Please answer the following math question:

If x ≠ 2y, then

5. If Dave drove one-third of the distance of his trip on the first day, and 60 miles on the second day, he figured out that he still had 1/2 of the trip to drive. What was the total length, in miles, of his trip?

6. If x² – y² = 48, the 2/3(x+y)(x-y) =

7. Eddie is 7 years older than Brian. If Brian is x years old, then how old was Eddie 11 years ago?

8. Find the perimeter of lsosceles triangle ABC (below) if mAD = 3 and m < BAC = 55 degrees. Round to the nearest hundredth.

9. What is f(2) for the graph of f(x) below?

10.