Jamal and Maddox get matching piggy banks. Jamal fills 23 of his piggy bank with pennies. Maddox fills 24 of his piggy bank with pennies. Whose piggy bank has more pennies? Draw a model to support your answer.

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?