Lori can do 42 push-ups. this is ten less than twice the amount of push-ups her sister can do. how many push-ups can her sister do.

16

24

18

26

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

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.)

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?