Raise our Conscience against the Killing of RTI Activists

Friday, April 30, 2010

Average Puzzle

You are having 7 uniform burning rate sticks each of length 1m. Using a match box with match sticks and these sticks, how can you measure 1.75m?

Answers are expected as comments


  1. take 4 sticks.burn both sides of 1 stick say X and burn 1 side of the rest.when X burns completely other sticks burns .5m .Take 2 of the .5m sticks ,burn both sides of one stick say Y and and one side of the other.When y burns completely,other stick burn .25.