Someone came into my shop and stole $100 from the register without my knowledge, the same person came back with the $100 five mins later and bought $70 in items and i gave him back $30 in change. how much money did i lose?

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Divide. write in the simplest form. 4 1/6 divided by 10