1. Quiana measures the width of her doorway entrance using a measuring tape. She measures the width as 33 inches. She later finds a better tape measure that measures to the nearest half of an inch. After re-measuring, she determines that the actual measure of the doorway is 32 ½ inches.



a. What is the amount of error from using the first measuring tape?


b. What is the error as a percentage of the actual width?