MAT 142 1.3 Percent Change

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Description

MAT 142 Problem set

Unit: Proportional Reasoning

Topic: Percent Change

Directions: Solve the following problems. Please show your work and explain your reasoning.

  1. The average undergraduate tuition for full-time (in-state) students at 4-year institutions increased

9.3% from 2008 to 2010. If the average cost in 2010 is $7570, what was it in 2008?

  1. Studies show that for every 75 that women in the work force earn, men earn $1.00. Don claims that men make 25% more than women. Shynia claims men make 33% more than women. Who is correct and why?

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