Brain teasers you might encounter in a finance, consulting, or engineering interview
You have two lengths of rope that take exactly 60 minutes to burn. The ropes burn unevenly so if you cut the rope in half, burning a half will not necessarily take 30 minutes.
How do you precisely measure 45 minutes using these two ropes?
Continue reading “Burning Ropes”There are three identical boxes of apples and oranges, except one contains all apples, one contains all oranges, and one contains a mix.
The boxes are labeled “apples”, “oranges”, and “apples and oranges” but all 3 boxes were labeled incorrectly!
You have the opportunity to inspect fruit from the boxes one at a time, without looking inside the box. What is the fewest number of fruit you need to inspect to correctly label the contents of the identical boxes?
This was a popular brainteaser in some engineering interviews a while back, including a software quality assurance engineer interview at Apple.
Preparing for a brain teaser interview? Check out our ultimate guide to brain teaser interviews.
Continue reading “Boxes of Apples and Oranges”