Name________________________________________________
Algebra I Enriched
3.6-3.9 Challenge Problems
Due Friday 10/28/11
3.6
1. A research study shows that three out of every twenty pet owners got their pet from a breeder. Of
the 122 animals cared for by a veterinarian, how many would you expect to have been bought from a
breeder?
3.7
2. In order for a food to be marked “reduced fat,” it must have at least 25% less fat than the same fullfat food. If one ounce of reduced fat chips has 6 grams of fat, what is the least amount of fat in one
ounce of regular chips?
3.8
3. Solve p(t  1)  2 for t.
3.9
4. Milk has 2% butterfat and whipping cream has 9% butterfat. How much whipping cream and milk
should be mixed to obtain 35 gallons of milk with 4% butterfat?
Number of gallons
2% butterfat milk
9% butterfat whipping cream
4% butterfat milk
Total