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MAFS.7.RP.1.3

Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.
Subject Area: Mathematics
Grade: 7
Domain-Subdomain: Ratios & Proportional Relationships
Cluster: Level 2: Basic Application of Skills & Concepts
Cluster: Analyze proportional relationships and use them to solve real-world and mathematical problems. (Major Cluster) -

Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.

Date Adopted or Revised: 02/14
Date of Last Rating: 02/14
Status: State Board Approved
Assessed: Yes

TEST ITEM SPECIFICATIONS

  • Item Type(s): This benchmark will be assessed using: MS , EE item(s)
    N/A
  • Assessment Limits :
    Units may be the same or different across the two quantities.
  • Calculator :

    yes

  • Context :

    allowable

SAMPLE TEST ITEMS (3)

  • Test Item #: Sample Item 1
  • Question:

    Nicole bought a meal in a town that has no sales tax. She tips 20%.

     

    Select all meals Nicole could buy for less than or equal to $15.

     

    A. $12.36

    B. $12.50

    C. $13.00

    D. $14.79

    E. $14.99

  • Difficulty: N/A
  • Type: MS: Multiselect

  • Test Item #: Sample Item 2
  • Question: James pays $120.00 for golf clubs that are on sale for 20% off at Golf Pros. At Nine Iron, the same clubs cost $8.00 less than they cost at Golf Pros. They are on sale for 13% off. 

     

    What is the original cost of the clubs at Nine Iron?

  • Difficulty: N/A
  • Type: EE: Equation Editor

  • Test Item #: Sample Item 3
  • Question:

    Ads Galore makes posters with standard dimensions of begin mathsize 12px style 8 1 half end style inches by 11 inches as shown.

    Both the length and width of the poster may vary by begin mathsize 12px style 1 over 20 percent sign end style, according to Ads Galore's regulations.

    What is the smallest acceptable area of one poster, rounded to the nearest thousandth of a square inch?

  • Difficulty: N/A
  • Type: EE: Equation Editor