SEARCH HOME
Math CentralQuandaries & Queries

search

Question from Heather, a parent:

If I am skating at 7 mph, and a car drives towards me at 15 mph, how fast are we approaching each other?

Hi Heather,

Think of the distance between you and the car. How fast is this distance decreasing?

Penny

About Math Central
 

 


Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.
Quandaries & Queries page Home page University of Regina PIMS