Two wine merchants enter Paris, one with 64 casks of wine and the other with 20. Since they do not have enough money to pay the customs duties, the first merchant pays with 5 casks of wine and 40 francs, and the second merchant pays with 2 casks of wine and receives 40 francs in change…

So begins a challenging Math Forum Problem of the Week with an international theme. One thing that might be challenging about it is there is a lot of complex vocabulary. If English is not your first language, or you aren’t familiar with francs, casks, duties, etc. it’s hard to get to the math!

Can you help us? We’d like to translate this international problem into many languages, including plain English. Read More→