By Samantha Collins • February 28, 2026 • Share
An excellent brain teaser, this cow-themed arithmetic riddle has been circulating online. We should get in and figure it out together.
Picture this: you spend $800 on a cow and make $1,000 when you sell it. After some time has passed, you reinvest $1,100 in the cow and make $1,300 from its sale.
The question is, in all, how much money did you earn?
On first glance, this problem may seem deceptively simple. The numbers are straightforward, yet the solution is not immediately obvious. It challenges not only your arithmetic skills but also your logical reasoning.
As you begin to unravel the puzzle, you might find yourself drawing on past experiences with similar riddles or even recalling school days filled with math problems.
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