School Improvement in Maryland
Sample Item Scoring Information Return

Standard 1.0 Knowledge of Algebra, Patterns, and Functions

Topic A. Patterns and Functions

Indicator 1. Identify, describe, extend, and create linear patterns and functions

Objective a. Complete a function table with a given two-operation rule

Selected Response (SR) Item

Sarah opens a new checking account. She deposits $50 each week and pays a one-time charge of $7 to have her checks printed. The table below shows the relationship between the number of weekly deposits Sarah makes and the total amount of money she has in her checking account.

Number of
Weekly
Deposits		 Total Amount
of Money in
Account
3 $143
4 $193
7 $343
9 ?

  1. $387
  2. $393
  3. $443
  4. $457

Correct Answer
C. $443

Answer Annotation

  1. $387 (subtracts 7 x 9, checking printing charge taken each week)
  2. $393 (follows an incorrect pattern of the ones digit)
  3. $443 (correct answer)
  4. $457 (adds 7)
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