number of wrong --- x
number of rights ---- 5x
25(5x) - 50x = 450
solve for x
Billy was playing a trivia game. According to the rules, Billy would receive 25 points for each question he answered correctly but would lose 50 points for each question he answered incorrectly. At the end of the game, Billy had a total of 450 points. He had 5 times as many questions correct as incorrect. If Billy answered every question, how many questions were asked in the game?
1 answer
1 answer