Josh guessed a sum of 12 for his first roll because he wanted to win the most
money. What is wrong with his
reasoning? What number should he
have guessed instead?

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.