During the morning shift, a factory produced ^@ 27,813 ^@ tennis balls and during the night shift, it produced ^@ 20,931 ^@ tennis balls. How many tennis balls did the factory produce in all?
Liza bought a box of chocolates. It contains 94 dark chocolates. If the number of dark chocolates is 2 times the number of milk chocolates, how many milk chocolates are there in the box?
In an art museum there are ^@1200^@ pieces of art displayed in ^@20^@ rooms. If each room contains the same numbers of art pieces, how many pieces will be there in each room?