Find the constant of proportionality from a table
7th grade (Year 8 in England) · 16 questions · Common Core: 7.RP.A.2.B · England: KS3 Ratio, proportion and rates of change
Name
Date
Score/ 16
Question 1
Minutes of video (x): 10, 20, 30. Data used in MB (y): 150, 300, 450. How many MB are used per minute?
Answer
Question 2
x: 2, 4, 8. y: 5, 10, 20. Find k in y = kx. Give a fraction or decimal.
Answer(as a fraction)
Question 3
Number of tickets (x): 1, 3, 7. Cost (y): 9, 27, 63. What is the constant of proportionality k (y = kx)?
Answer
Question 4
Minutes of video (x): 10, 20, 30. Data used in MB (y): 150, 300, 450. How many MB are used per minute?
Answer
Question 5
x: 2, 4, 8. y: 5, 10, 20. Find k in y = kx. Give a fraction or decimal.
Answer(as a fraction)
Question 6
Number of tickets (x): 2, 6, 10. Cost (y): 30, 90, 150. What is the constant of proportionality k (y = kx)?
Answer
Question 7
Minutes of video (x): 10, 20, 30. Data used in MB (y): 150, 300, 450. How many MB are used per minute?
Answer
Question 8
x: 4, 8, 16. y: 3, 6, 12. Find k in y = kx. Give a fraction or decimal.
Answer(as a fraction)
Question 9
Number of tickets (x): 2, 3, 7. Cost (y): 26, 39, 91. What is the constant of proportionality k (y = kx)?
Answer
Question 10
Minutes of video (x): 10, 20, 30. Data used in MB (y): 80, 160, 240. How many MB are used per minute?
Answer
Question 11
x: 4, 8, 16. y: 3, 6, 12. Find k in y = kx. Give a fraction or decimal.
Answer(as a fraction)
Question 12
Number of tickets (x): 1, 3, 4. Cost (y): 5, 15, 20. What is the constant of proportionality k (y = kx)?
Answer
Question 13
Minutes of video (x): 10, 20, 30. Data used in MB (y): 120, 240, 360. How many MB are used per minute?
Answer
Question 14
x: 4, 8, 16. y: 3, 6, 12. Find k in y = kx. Give a fraction or decimal.
Answer(as a fraction)
Question 15
Number of tickets (x): 6, 8, 9. Cost (y): 12, 16, 18. What is the constant of proportionality k (y = kx)?
Answer
Question 16
Minutes of video (x): 10, 20, 30. Data used in MB (y): 25, 50, 75. How many MB are used per minute?
Answer
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