Ratios - Quiz ( Unit 3)

1. Donald’s Donuts makes both chocolate and plain glazed donuts. Each Saturday, they make 13 plain glazed donuts for every 7 chocolate glazed donuts. What is the ratio of chocolate glazed to plain glazed? Express in COLON form, not fraction form:)

(a)  

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

2. If the pattern below was tripled, what would be the ratio of black squares to gray squares?

(a)  

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

3. Copy Central prints grayscale and colored copies. Yesterday, they printed 9 grayscale copies for every 2 colored copies. If they printed 20 color copies, how many grayscale copies were printed?

(a)  

Tags

CCSS.6.RP.A.3B

4. At a local daycare, there is a ratio of 2 caretakers for every 7 children. If there are 189 total children, then how many people are at the daycare facility?

(a)  

5. Determine if the ratios are equivalent: 12:16 and 72:96

• Equivalent
• Not Equivalent

Tags

CCSS.6.RP.A.3A

6. Determine if the ratios are equivalent: 20:14 and 80:56

• Equivalent
• Not Equivalent

Tags

CCSS.6.RP.A.3A

7. A large community college has professors and lecturers. The total number of faculty members is 136. The school reported that they have 6 professors for every 11 lecturers. How many professors does the community college employ?

(a)  

Tags

CCSS.6.RP.A.3B

8. To make a cleaning solution, George mixes 3 cups of water to 4 drops of cleaner. Which table best represents the ratio of the cleaning solution?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2A

9. The table below shows the number of children, c, to each childcare worker, w. Based on the information in the table, which of the following statements is NOT correct?

• A. The ratio of children to childcare workers is 4:1.
• B. If there were 32 children, then there would be 8 childcare workers.
• C. If there were 5 childcare workers, then there would be 20 children.
• D. The ratio of childcare workers to children is 4:1.

10. A factory manufactures parts for ceiling fans. Based on the data shown in the graph below, how many parts can the factory manufacture in 14 hours?

(a)  

Tags

CCSS.7.RP.A.2D