skip to main content




Puzzle ZTXP 



???

During a recent BrainBashers race meeting, the fastest driver managed to complete a lap with an average speed of 150 mph.

They managed to complete the first two fifths of the lap at a speed of 123 mph and the second two fifths of the lap at a speed of 164 mph.

At what speed was the final one fifth of the lap length covered?

Puzzle Copyright © Kevin Stone

workings hint answer print

Share link: www.brainbashers.com/puzzle/ztxp

 

Note: BrainBashers has a Dark Mode setting.