He labelled each bag with the number of coins inside it.
He could then pay any sum of money from 1 coin to 15 coins using one or more of the bags without opening any of the bags.
If an object depreciates in value by 10% each year how long will it take until only half of the original value remains?
Why aren’t these two answers the same?
Is there a rate, used […]
“Multiply the amount of money in your left hand by 2 or 4 (whichever you like) and the amount of money in […]