Practice: Use scale factors and unit rates in proportional relationships to solve ratio and percent problems. (NC.7.RP.3)
Targeted remediation practice
Description
Targeted practice for NC.7.RP.3: Use scale factors and unit rates in proportional relationships to solve ratio and percent problems. Each problem gives immediate feedback with the full worked solution. Ungraded practice toward proficiency.
Learning Objectives
-
Use scale factors and unit rates in proportional relationships to solve ratio and percent problems.
Content Preview
Preview of the PRISM content
### Practice: Use scale factors and unit rates in proportional relationships to solve ratio and percent problems.
Use scale factors and unit rates in proportional relationships to solve ratio and percent problems.
Work each problem. If you get it right, you will see a check and can move on. If you get it wrong, you will see exactly why and the steps to the correct answer, then you can try the next one. This practice is not graded.
Assessment Questions
20 questionsA {money:120.00} item is discounted 20%. What is the sale price?
On a scale drawing, 1 cm represents 5 m. A wall is 3 cm long in the drawing. How long is the real wall?
A {money:20.00} item increases in price by 20%. What is the new price?
A {money:50.00} item is discounted 50%. What is the sale price?
On a scale drawing, 1 cm represents 4 m. A wall is 8 cm long in the drawing. How long is the real wall?
Standards Alignment
Resource Details
- Subject
- Mathematics
- Language
- EN-US
- PRISM ID
- rmd26-nc-7-rp-3