If a man buys a horse for $60, sells it for $70, buys it back for $80, and sells it again for $90, the trick is to approach each transaction as separate:
-60 + 70 = 10
-80 + 90 = 10
The man made $10 with each transaction, therefore his profit adds up to $20.
Did you approach it differently? Let us know in the comments, and SHARE this problem to test your friends.
The 2026 Vanity Fair Oscar Party once again delivered a dazzling showcase of style and celebrity moments, but one brief interaction quickly captured the internet’s attention. As…
The 2026 Vanity Fair Oscar Party once again delivered a dazzling showcase of style and celebrity moments, but one brief interaction quickly captured the internet’s attention. As…
For many years, the story of Sarah Palin was most often discussed through the lens of politics, campaigns, and national attention. Yet behind the headlines was a long partnership…
For many years, the story of Sarah Palin was most often discussed through the lens of politics, campaigns, and national attention. Yet behind the headlines was a long partnership…
The 2026 Oscars red carpet delivered its usual mix of glamour, but one brief moment between Kate Hudson and Goldie Hawn quickly drew attention online. The mother-daughter…
The 2026 Oscars red carpet delivered its usual mix of glamour, but one brief moment between Kate Hudson and Goldie Hawn quickly drew attention online. The mother-daughter…
