Platinum was sold at $2025 per ounce last year. This year it sells for $2925 per ounce.  What is the relative change in the price of the gold in one year

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Platinum was sold at $2025 per ounce last year. This year it sells for $2925 per ounce. 

What is the relative change in the price of the gold in one year?

 

Fill in the blank:

Google stock price is  $81.2 today. It is  ----- % greater than their stock price last month which was $76.4 years. 

 

You bought a bag of  rice that says on it, in print, "20 pounds".

When you weigh it at home, it was 18.75 pounds. Find the relative error?

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