The first problem may some one help me with this?

The First Problem May Some One Help Me With This class=

Answer :

Answer:

  1500 T-shirt cards

Step-b.y-step explanation:

The fraction that are T-shirt cards is found from ...

  coupon : T-shirt = 9 : 2

  T-shirt : total = 2 : (9+2) = 2 : 11

Then the number of T-shirt cards will be (2/11)(8250) = 1500.

1500 of the cards are T-shirt cards.