Sample Test Item Preview

General Information
Related Benchmark: MAFS.8.SP.1.3
Reporting Category: Statistics & Probability
Type: OR: Open Response
Difficulty: N/A

The amount of money Alan earns as a plumber after x hours is modeled by the equation y = $25x + $50.

What is the meaning of $25 in this model?

Answer Key:
hourly rate of pay
Possible Answer:

Other correct responses include:

  • hourly rate
  • amount he earns per hour
  • amount he charges per hour