As I was going to St. Ives,
I met a man with seven wives;
Every wife had seven sacks;
Every sack had seven cats;
Every cat had seven kits.
Kits, cats, sacks, and wives.
How many were going to St. Ives?
Taken from Ahmes Papyrus – A History of Mathematics
Do you know the answer? Message me if you really curious about this one…;)