Lesson Worksheet: Proportional and Nonproportional Relationships Mathematics • 7th Grade
In this worksheet, we will practice recognizing ratios that are in proportion, finding an unknown term in a proportion, and identifying proportionality in real-world problems.
Q4:
This year, Hannah celebrated her 10th birthday and her brother Daniel celebrated his 5th birthday. Hannah noticed that she is now twice as old as her brother. Is the relationship between their ages proportional?
- AYes
- BNo
Q5:
A survey showed that 5 out of 7 people wear a watch. Another survey showed that 11 out of 12 people wear a watch. Do these results show the same proportion?
- AYes
- BNo
Q6:
The following table represents the number of sites dug by a group of archeologists and the number of weeks they took. Does the table show a proportional relationship?
| Number of Sites | 2 | 3 | 4 |
|---|---|---|---|
| Number of Weeks | 12 | 18 | 24 |
- ANo
- BYes
Q9:
True or False: A proportion is an equation in which two or more ratios are equal.
- ATrue
- BFalse
Q10:
A shipping company charges $5.25 to deliver a package. In addition, they charge $0.45 for each pound over 1 lb that the package weighs. Is the cost of shipping a package proportional to the weight of the package?
- ANo
- BYes
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