Answer:
Number of cards given to sister = 35 card
Step-by-step explanation:
Find baseball card on Monday = 12
Find baseball card on Tuesday = 12 + 24 = 36
Remain baseball card = 13
Find:
Number of cards given to sister
Computation:
Number of cards given to sister = Find baseball card on Monday + Find baseball card on Tuesday - Remain baseball card
Number of cards given to sister = 12 + 36 - 13
Number of cards given to sister = 35 card