Julian is trying to decide on a future career. He has narrowed down his choices to orthodontist, sound engineering technician, police officer, or editor. The following table represents the total employment numbers for 2006 and projected employment numbers for 2016.
| | Orthodontist | Sound engineer technician | Police officer | Editor |
| :-------------------- | :----------- | :------------------------ | :------------- | :----- |
| 2006 | 9,206 | 16,125 | 648,982 | 122,273 |
| 2016 | 10,214 | 17,864 | 719,041 | 124,135 |
Which profession is projected to have the greatest percent of increase in the number of jobs from 2006 to 2016?
A. Orthodontist
B. Sound engineer technician
C. Police officer
D. Editor
Answer (2)
Calculate the percent increase for each profession using the formula: 2006 Employment 2016 Employment − 2006 Employment × 100 .
Orthodontist: 9206 10214 − 9206 × 100 ≈ 10.949% .
Sound Engineer Technician: 16125 17864 − 16125 × 100 ≈ 10.784% .
Police Officer: 648982 719041 − 648982 × 100 ≈ 10.795% .
Editor: 122273 124135 − 122273 × 100 ≈ 1.523% .
The profession with the greatest percent increase is Orthodontist .
Explanation
Understand the problem We are given a table with employment numbers for four professions in 2006 and 2016. Our goal is to find which profession is projected to have the greatest percent increase in the number of jobs from 2006 to 2016.
Formula for percent increase To find the percent increase, we use the formula: Percent Increase = 2006 Employment 2016 Employment − 2006 Employment × 100 We will calculate this for each profession.
Calculate percent increase for Orthodontist For Orthodontist: Percent Increase = 9206 10214 − 9206 × 100 = 9206 1008 × 100 ≈ 10.949%
Calculate percent increase for Sound Engineer Technician For Sound Engineer Technician: Percent Increase = 16125 17864 − 16125 × 100 = 16125 1739 × 100 ≈ 10.784%
Calculate percent increase for Police Officer For Police Officer: Percent Increase = 648982 719041 − 648982 × 100 = 648982 70059 × 100 ≈ 10.795%
Calculate percent increase for Editor For Editor: Percent Increase = 122273 124135 − 122273 × 100 = 122273 1862 × 100 ≈ 1.523%
Compare and identify the largest percent increase Comparing the percent increases, we have: Orthodontist: approximately 10.949% Sound Engineer Technician: approximately 10.784% Police Officer: approximately 10.795% Editor: approximately 1.523%
The largest percent increase is for Orthodontist.
Final Answer The profession with the greatest percent increase in the number of jobs from 2006 to 2016 is Orthodontist.
Real-world application of percentage increase The concept of percentage increase is widely used in finance, economics, and business to analyze growth rates, investment returns, and market trends. For example, understanding the percentage increase in sales can help a company assess its performance and make informed decisions about future strategies.
Examples
Understanding percentage increase is crucial in various real-world scenarios, such as tracking investment growth or analyzing sales trends. For instance, if a company's revenue increases from $100,000 to $110,000 in a year, the percentage increase is calculated as (($110,000 - $100,000) / $100,000) * 100 = 10%. This metric helps businesses evaluate their performance and make strategic decisions. Similarly, investors use percentage increase to assess the returns on their investments and compare different opportunities.
The profession projected to have the greatest percent increase in the number of jobs from 2006 to 2016 is Orthodontist, with an approximate increase of 10.949%.
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