Answer:
Dino's: 1 sandwich = 4, 2 sandwiches= 4 *2 = 8, 3 sandwiches = 4 * 3 = 12, 4 sandwiches = 4 * 4 = 16
Carla's: 1 sandwich = 8, 2 sandwiches= 8 *2 = 16, 3 sandwiches = 8 * 3 = 24, 4 sandwiches = 8 * 4 = 32
Explanation:
multiply the quantity of sandwiches by the price per each sandwich and you get your answers.