The time t that it takes to get to school varies inversely with your average speed s.

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The time t that it takes to get to school varies inversely with your average speed s. 

(a) Suppose that it takes you 40 minutes to get to school when your average speed is 30 miles per hour. Express the driving time to school in terms of average speed. 

(b) Suppose that your average speed to school is 40 miles per hour. How long will it take you to get to school?

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Related Book For  answer-question

College Algebra

ISBN: 9780135226865

11th Edition

Authors: Michael Sullivan, Michael Sullivan III

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