# 8.4.B Graph Proportnal Relationships And Interpret The Unit Rate

## Quiz by Texas Education Agency

Grade 8

Mathematics

Texas Essential Knowledge and Skills (TEKS)

Feel free to use or edit a copy

includes Teacher and Student dashboards

### Measures 1 skill from

Measures 1 skill from

Track each student's skills and progress in your Mastery dashboards

With a free account, teachers can

- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet

6 questions

Show answers

- Q1Judy can decorate 3 cakes in 5 hours. Which graph has a slope that best represents the number of cakes per hour Judy can decorate?#texas/daa3a702-3383-41b4-ae88-d585c8b2bd21/D.png#texas/daa3a702-3383-41b4-ae88-d585c8b2bd21/B.png#texas/daa3a702-3383-41b4-ae88-d585c8b2bd21/C.png#texas/daa3a702-3383-41b4-ae88-d585c8b2bd21/A.png60s8.4.B: Proportionality
- Q2An aquarium is being filled with water. The graph shows the height of the water over time as the aquarium is being filled. Which statement best describes the rate of change for this situation?The height of the water increases 2.5 inches per second.The height of the water increases 20 inches per second.The height of the water increases 5 inches per second.The height of the water increases 1 inch per second.60s8.4.B: Proportionality
- Q3A tree in Dante’s neighborhood grew 18 inches in the first 2 years after it was planted. If the tree continues to grow at this same rate, which graph best represents the growth rate of the tree in inches per year?#texas/99236d09-5053-4c4b-aed7-37ca56ba8004/A.png#texas/99236d09-5053-4c4b-aed7-37ca56ba8004/D.png#texas/99236d09-5053-4c4b-aed7-37ca56ba8004/C.png#texas/99236d09-5053-4c4b-aed7-37ca56ba8004/B.png60s8.4.B: Proportionality
- Q4On a field trip, there are 3 adults for every 45 students. Which graph models a relationship with the same unit rate?#texas/b4f9bbef-251e-418f-8ad8-9cbd6da80a1d/A.png#texas/b4f9bbef-251e-418f-8ad8-9cbd6da80a1d/D.png#texas/b4f9bbef-251e-418f-8ad8-9cbd6da80a1d/C.png#texas/b4f9bbef-251e-418f-8ad8-9cbd6da80a1d/B.png60s8.4.B: Proportionality
- Q5A water hose discharges water at a rate of 45 gallons per minute. Which graph has a slope that best represents this rate?#texas/52e425ec-a5af-4369-a390-c23d6012824c/B.png#texas/52e425ec-a5af-4369-a390-c23d6012824c/C.png#texas/52e425ec-a5af-4369-a390-c23d6012824c/A.png#texas/52e425ec-a5af-4369-a390-c23d6012824c/D.png60s8.4.B: Proportionality
- Q6Leanor pays a total of $16.50 for every 6 shirts she has dry-cleaned. Which graph models a relationship with the same unit rate?#texas/4f69de93-22fa-4ba7-8c5b-4b1dd2a91428/C.png#texas/4f69de93-22fa-4ba7-8c5b-4b1dd2a91428/B.png#texas/4f69de93-22fa-4ba7-8c5b-4b1dd2a91428/A.png#texas/4f69de93-22fa-4ba7-8c5b-4b1dd2a91428/D.png60s8.4.B: Proportionality