skip to main content




Puzzle ZQCQ 



?

Three builders are laying a brick wall.

Freddie can lay 1000 bricks in three hours, Jimmy can lay 1000 bricks in two hours and Kevin can lay 1000 bricks in six hours.

How long will it take Freddie, Jimmy, and Kevin to lay 1000 bricks if they all work together?

Puzzle Copyright © Kevin Stone

workings hide hint answer print

Share Link — www.brainbashers.com/puzzle/zqcq

Hint
How many bricks are laid in six hours?

 

Note: BrainBashers has a Dark Mode setting.