Answer :
Let x be the number of large pizzas and y be the number of small pizzas.
1) x + y = 38
2) 12.50x + 9y = 415.50
Solving these equations simultaneously, we get
x = 21, y = 17
Hence, 21 large and 17 small pizzas
1) x + y = 38
2) 12.50x + 9y = 415.50
Solving these equations simultaneously, we get
x = 21, y = 17
Hence, 21 large and 17 small pizzas