The staff at a company went from 40 to 70 employees. What is the percent decrease in staff? whats the answer

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?

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

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary