Have you come across the math puzzle about a cow that’s been making waves on Twitter? With its charming cottage vibe, this brain teaser has sparked plenty of debates. Let’s take a look and solve it together!
The Puzzle: A Cow and Some Numbers
Here’s how it goes:
- You buy a cow for $800.
- You sell the cow for $1000, making a profit of $200.
- You buy the cow again for $1100, but since you already made $200 from the first sale, your effective cost for the second purchase is $900.
- Finally, you sell the cow for $1300, making a profit of $400 ($1300 – $900).
So, What’s the Correct Answer?
If you’ve been following, the correct answer is $400. Let’s break it down:
- Purchase the cow for $800.
- Sell it for $1000 (+$200 profit).
- Buy it back for $1100 (effective cost: $900).
- Sell it again for $1300, making a total profit of $400.