Quandaries
and Queries 

We are trying to figure out how many miles per hour we rode in a bike race. If the distance was l5 miles and the time it took was was 55 minutes, what is the speed? THANKS SO MUCH... Yes, we all flunked our algebra classes. Deborah 

Hi Deborah, The distance travelled is in the correct units, miles, but the time is in minutes. 55 minutes is almost one hour, in fact it is ^{55}/_{60} = 0.9176 hours. Thus you travelled 15 miles in 0.9167 hours so your average speed was
Penny 

