Homework Help: algebra

Posted by bob on Tuesday, January 27, 2009 at 6:00pm.

1. The time t that it takes for a salesman to drive a certain distance d varies inversely as the average speed r. It takes the salesman 4.75 h to travel between two cities at 50 mi/h.

How long would the drive take at 50 mi/h?

algebra - bobpursley, Tuesday, January 27, 2009 at 6:10pm
t=k/r

4.75=k/50 or k= 4.75*50

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