skip to main content




Puzzle ZPSD 



?

If a bottle weighs eight ounces plus half a bottle...

...what is the weight of a bottle and a half?

Puzzle Copyright © Kevin Stone

workings hint hide answer print

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

Answer
24 ounces.

The bottle weighs 16 ounces.

As a bottle weighs eight ounces plus half a bottle we can write this as:

 B = 8 + ½B

Take ½ from both sides to get:

 ½B = 8

So B = 16, which means B + ½B = 24.

 

Note: BrainBashers has a Dark Mode setting.