Answered: Helen cycles for 36 miles. If she…

Helen cycles for 36 miles. If she managed to go 3 mph faster she would have taken one hour less. What was her average speed? A. 6 B. 9 C. 12 D. 18

Elementary Algebra

17th Edition

ISBN:9780998625713

Author:Lynn Marecek, MaryAnne Anthony-Smith

Publisher:Lynn Marecek, MaryAnne Anthony-Smith

Chapter3: Math Models

Section3.3: Solve Mixture Applications

Problem 3.54TI: Alison has three times as many dimes as quarters in her purse. She has $9.35 altogether. How many...

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Question

Helen cycles for 36 miles. If she managed to go 3 mph faster she would have taken one hour less. What was her average speed?

A. 6

B. 9

C. 12

D. 18

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