Name______

Unit 2 Test REVIEW

Rate, Ratio and Proportional Reasoning

1. Find the unit rate for 350 eggs from 70 chickens.

2. The recipe requires 4 teaspoons of sugar for every 5 cups of tea. What is the ratio of sugar to tea?

3. Mrs. Harvey estimates that 18 out of every 45 students earned an A on the math test.

A) What percentage of students earned an A on the test?

B) What percentage of students did NOT earn an A on the test?

4. Twenty-five percent of a flower’s growth occurs in the first five weeks. How tall will the flower be if it grew 7cm in the first five weeks?

Number of Mangos / Cost
2 / $3
4 / $6
X / $7.50
10 / Y

5. How much does 1 mango cost?

6. How many mangos can be purchased for $7.50?

(Find the value of x)

7. How much would it cost for 10 mangos?

(Find the value of y)

8. It took Madison 40 minutes to walk 5 blocks. How many minutes did it take Madisonto walk 1 block?

9. Uniform shirts can be found at We Suit You and cost 3 for $45. The Uniform Store has 5 shirts for $62.50. The Corner sells the two shirts for $32. Which store has the better deal?

10. Aliya is making lemonade for our math class. The container says that she needs one scoop of lemonade for one pint of water. How many cups of water does she need to mix with one scoop, two scoops, three scoops, and four scoops? Complete the table below and graph your coordinates on the grid provided.

HINT - There are 2 cups in a pint

Scoops (x)
Cups (y)

Label your x and y axis to match your chart.

11. There are 8 Cokes and 12 Diet Cokes in Mrs. Harvey’s fridge. What is the ratio of Cokes to Diet Cokes in simplified form?

12. The ratio of Laptops to Desktops sold was 5 to 3. If 24 Computers were sold, how many were Laptops?

13. Bottles of coke are sold in three size packages: Six for $4.80, Eight for $6, and ten for $7.60.

Which is the better deal?

What is the unit price of the best deal?

14. Jonathan stopped 24 out of 25 penalty kicks. What percentage of penalty Kicks did he stop?

15. How many tables will it take to seat 18 teachers?

16. How many teachers can sit at 7 tables?

17. Lucy is 5 feet tall. How many yards tall is she?

18. The school bus weighs 1.5 Tons. How many pounds does the bus weigh?

19. Martin has 32 ounces of OJ. How many cups does he have?

20. Aarondrove 852miles in 12 hours. On average, how many miles per hour did Aaron drive?

21. How many cups of coffee are made in 16 minutes? (Find the value of y)

Minutes / Cups of Coffee
8 / 6
x / 9
16 / Y
20 / 15

22. How long does it take to make 9 cups of coffee (Find the value of x)

23. Olivia’s book bag weighs 10.4kg. How many grams does her book bag weigh?

24. Anna’s water bottle holds 150milliliters. How many Liters does Ana’s water bottle hold?

25. Mr. Tommy’s remote is 32.8cm long. How many millimeters is his remote?

26. 25% of the walls in the YAC Shack are painted with chalk board paint. That is 3 walls. How many total walls are in the YAC Shack?

27. Nate’s little brother collected 7 ladybugs, 3 caterpillars, 10 lighting bugs, and 5 pill bugs. What percent of his collection consists of pill bugs?

28. There were 135 cake orders at a bakery in 5 days. How many orders would that be in one day?

29. Karen listened to 6 songs in 27 minutes on her iPod. How long was one song?

30. For every 7 bugs Caleb catches, his mom gives him 2 stickers. Fill in the chart below. Compare four ratios that are equal to this one.

Number of Bugs / Amount Earned
7 / 2
14
8
42

31. There are 70 students at West Valley High are in the band. If there are a total of 350 students, what percent of students are in band? Explain your answer.

32. Mrs. Harvey graded 8,190 division problems on Saturday. This represents 60% of all the division problems she graded over the weekend. How many division problems did she grade?

33. Hannahscored 3 of the 15 goals in the soccer game. What percent of the goals did Hannah score.

34. The recipe has a ratio of 2 cups of milk for 5 tablespoons of chocolate sauce. How many cups of milk are there for each tablespoon of chocolate sauce?

35. Last month, the BETA club collected 45 soup labels and 100 box tops. What is the ratio of soup labels to ALL ITEMS COLLECTED last month? Write your answer using all three ways that ratios can be written. (Remember to simplify)

36. The casserole requires 3 cans of soup for 8 oz of sour cream. How many ounces of sour cream are there for each can of soup?

37. The ratio of keys to pens in my junk drawer is 9 to 4. How many keys are there for each pen?

38. There are 280 students in the sixth grade. Mrs. Waltz has 28 students in her homeroom. What percent of sixth grader students are in Mrs. Waltz’s homeroom?

39. Mrs. Funderburk’s sixth-grade class has 20 boys and 15 girls

Part A

What is the ratio of boys to girls in Mrs. Funderburk’s class in simplest form?

Explain what your ratio means in the context.

Part B

Andrea wrote the ratio 20:35, also using the numbers of boys and girls in Mrs. Funderburk’s class. What could Andrea’s ratio represent?

Explain your reasoning based upon what you know about ratios.

Part C

There are 120 boys in the sixth grade. If the ratio of boys to girls in the sixth grade is the same as the ratio of boys to girls in Mrs. Funderburk’s classroom, what is the total number of students in the sixth grade?

Explain your answer