The coins in the store s cash register total $12.50. the cash register contains only nickels, dimes, and quarters. there are twice as many dimes as nickels. there are also twice as many quarters as dimes. how many quarters are in the cash register?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.