Each player required 27.14 inches of fabric for their headband and wristband. 367.63in/39 players = 9.43in per wristband 761.53in/39 players+4 coaches = 17.71in per headband (17.71*39)+(9.34*39) = 1058.46 total fabric used for players only (1058.46)/39 = 27.14 inches of fabric used for each player individually
We can use the formula 50 = 20/100x. We multiply both sides by 100 to get 5000 = 20x. Now, we divide both sides by 20 to get 250 = x. That means 250 pizzas were made last week.