Math is Fun

Math is Fun Home PageHOME

A-Z Listing


Top-rated teacher Web sites rated by teacher usage
Edunet site of the week January 2001
Maths Is Fun is ICRA Registered
Copyright © 2006
MathsIsFun.com

Making the Average

Puzzles -> Measuring Puzzles

Making the AverageIf I drive half-way to the city at 30 km/hour, how fast do I have to go for the rest of the way to make the average speed for the entire journey of 60 km/hour?




.
-\./^\./-


Do you have the answer? Check against our solution!
Discuss this puzzle at our Forum