She also tried to get to know the teachers in the school she found out that there are 70 partments in the school and each department has 20 teachers write and equation showing how many teachers are there in total

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.