Name: ________________________ Class: ___________________ Date: __________ ID: A
Introduction to Unit Rates and Proportions #2
Short Answer
1. How many detentions does Mr. Lemus give per day if Mr. Lemus gives 204 detentions in 17 days?
2. Is it a better buy to get a 10-ounce can of Silly String for $2.25 or the 14-ounce can of Silly String for $3.02?
3. Kool-Aid is on sale this week. Is it a better buy to get the 10-ounce can for $2.23 or the 14-ounce can for
$2.45?
4. Tanya can make 135 cupcakes in 15 minutes. How many cupcakes can she make per minute?
5. Mr. Hall can buy a package of 6 Hello Kitty stickers for $3.75 or a package of 9 Hello Kitty stickers for
$5.35. Which is the better buy?
6. Which is the better buy for Taco Bell customers if they can buy a package of 6 tacos for $3.20 or a package
of 9 tacos for $4.55?
7. Charlie can buy a pack of 4 baseball cards for $7, and a pack of 21 baseball cards for $36. Are these prices
proportional?
8. Carlos and Caesar are studying. Carlos studied a total of 40 minutes. 30 of these minutes were spent studying
math. Caesar studied a total of 60 minutes. 45 of these minutes were spent studying math. Are the minutes
spent studying math proportional?
9. At a Walgreens, you can buy a pack of 6 candy bars for $10, and a pack of 19 candy bars for $31. Are these
prices proportional?
10. Tom and Jerry are making pies. Tom makes 48 pies, 36 of which are apple pies while Jerry makes 72 pies, 46
of which are cherry pies. Did Tom and Jerry make proportional quantities of pies?
11. Wolfgang got 15 out of 16 problems right on his math test. On his history test, he correctly answered 91 out
of 97 questions. Were his results on the two tests proportional?
12. Yvonne earns $680 per week. Stephanie earns $450 per week. Are their salaries proportional if Yvonne
works 40 hours per week and Stephanie works 25 hours per week?
1
ID: A
Introduction to Unit Rates and Proportions #2
Answer Section
SHORT ANSWER
1. 12
2. 14-oz. box
3. 14-oz. box
4. 9 packages per minute
5. package of 9
6. package of 9
7. no
8. yes
9. no
10. no
11. no
12. no
1