A football team had 4 big mistakes in a game. Because of these mistakes, the team lost a total of 60 yards. On average, how much did the team's yardage change per mistake?

Answer: 15 yards per mistake.Step-by-step explanation:Given : A football team had 4 big mistakes in a game.i.e. the number of big mistakes done by the football team = 4The total lost of yards because of the big mistakes done by football team = 60 yardsNow, the portion of  team's yardage change per mistake is given by :-[tex]\dfrac{\text{Total lost of yards}}{\text{Number of big mistakes}}\\\\=\dfrac{60}{4}=15\text{ yards}[/tex]Hence, the team's yardage changes by 15 yards per mistake.