There are 50 questions to answer in a trivia contest. each player starts with 100 points. he or she earns 10 points for each correct answer but loses 4 points with each incorrect answer. each player must answer all 50 questions. what is the fewest number of questions a contestant must answer to get a score over 350?
i just need to know how to set it up?

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.