The state of Ohio has a supper lotto drawing twice a week in which 6 numbers are drawn at random

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

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad