In a large family, 20 have parrots, 15 have rabbits, and 5 have both. One own a pet dog. How many family members own only a pet rabbit?

A survey of 100 people showed that 25 own a car, 58 own a bicycle, and 17 own both a car and a bicycle. How many people own a car or a bicycle? The number of people that own a car or a bicycle is (Simplify your answer.)

At a restaurant 48 people were asked in a survey if they eat meat, fish, or both. Of those adults 10 only eat meat, 14 only eat fish, and 17 eat both.How many people eat meat? How many do not eat meat? How many people eat fish? How many do not eat fish? How many do not eat either one?

A doctor visits her patients during morning rounds. In how many ways can the doctor visit 8 patients during the morning rounds?

A bag contains 14 pieces of candy. In how many ways can five pieces be selected?

In a certain suburban neighborhood, 20 families own minivans, 27 families own BMW sedans, and 9 families own neither a minivan nor a BMW sedan. There are are 40 families in the neighborhood. a. How many families own a minivan or a BMW sedan? b. How many families own a minivan and a BMW sedan? Thank you!

A kindergarten teacher has 9 books about a holiday. In how many ways can she select 3 of the books to read to her class in the week before the holiday?

A Horse Race has 12 horses.   How many different ways can the horses finish the race such that Grand Valor, Seabiscuit and Secretariat do not finish first?

A group of five people line up for a photo. There are two adults and three kids in the group.How many ways are there to line up the people if an adult must be on each end of the line up? 12 24 48 120

A person has 4 hats, 3 pairs of gloves, and 5 scarves. Assuming they all match, how many ways can this person choose 1 hat, 1 pair of gloves, and 1 scarf on a cold day?