4 boys and 5 girls are to form a line. In how many ways can this be done? Find also, the number of Permutations in which (a)The first two are girls, (b) The first is a boy and the last is a girl (c) the boys are together

Each flyer costs $0.25. our total budget is $555. it will cost $115 for other supplies. about how many flyers do you think we can buy? a.)less than 1,000 flyers b.)between 1,000 and 2,000 flyers c.)10,000 flyers d.)greater than 2,000 flyers