Kevin and randy muise have a jar containing 65 coins, all of which are either quarters or nickels. the total value of the coins in the jar is $ 8.45. how many of each type of coin do they have?

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.