Mrs. carlson wrote the following question for her class: "ricardo's basketball team is selling raffle tickets, each ticket costs $0.75, they want to sell $285 worth of raffle tickets. so far, they have sold $75 worth of tickets. how many tickets do they still need to sell? " some of the student responses are shown in the table below: michelle's respone was 285 - 75 = 210 and 210 + 0.75 = 28, kaley's respone was 285 - 75 = 210 and 210 + 0.75 = 210.75, eva's response was 285 - 75 is 210 and 210 + 0.75 = 280, rebecca's response was 285 - 75 = 210 and 210 + 0.75 = 118. which students answered incorrectly? why are they wrong?