1. Allie and Loren need to buy stamps. Allie needs four $0.49 stamps and nine $0.02 stamps. Loren needs eight $0.49 stamps and three $0.02 stamps. 15 Marks (3 each) (a) How much will Allie's stamps cost? (b) How much will Loren's stamps cost? (c) What is the total cost of the girls' stamps? 'd) How many $0.49 stamps do the girls need altogether? How much will they cost? (e) How many $0.02 stamps do the girls need altogether? How much will they cost? 2. In the following exercises, identify whether each number is rational or irrational. 4 Marks . (a) v25 (b) v30 3. Simplify using the distributive property. 5 Marks a. =(4m + 20) b. 9 ( x - ;) 4. Joe can buy his favorite iced tea at a convenience store for $1.99 per bottle. At the grocery store, he can buy a case of 12 bottles for $23.88. 6 Marks (a) Use the distributive property to find the cost of 12 bottles bought individually at the convenience store. (Hint: notice that $1.99 is $2 - $0.01.) (b) Is it a bargain to buy the iced tea at the grocery store by the case? 5. Carrie had to have 5 fillings done. Each filling cost $80. Her dental insurance required her to pay 20% of the cost. Calculate Carrie's cost 6 Marks. (a) by finding her copay for each filling, then finding her total cost for 5 fillings, and (b) by multiplying 5(0.20) (80). (c) Which of the Properties of Real Numbers did you use for part (b)? 6. If n = 0.75, evaluate -100(5n + 1.5) 2 Marks 7. A park bench is 6 feet long. Convert the length to inches. 2 Marks8. The voyage of the Mayflower took 2 months and 5 days. Convert the time to days (30 days = 1 month). 2 Marks 9. Eli caught three fish. The weights of the fish were 2 pounds 4 ounces, 1 pound 11 ounces, and 4 pounds 14 ounces. What was the total weight of the three fish? 2 Marks 10. One stick of butter contains 91.6 grams of fat. Convert this to milligrams. 2 Marks 11. Stavros is 1.6 meters tall. His sister is 95 centimeters tall. How much taller, in centimeters, is Stavros than his sister? 2 Marks 12. A playground is 45 feet wide. Convert the width to yards. 2 Marks