James has a card collection with 64 basketball cards, 32 football cards, and 24 baseball cards. he wants to arrange the cards in equal piles, with only one type of card in each pile. how many can he put in each pile?

If 20% of a number is 35, what is 50% of that number?

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers