Juan made 16 birdhouses and 12 mailboxes to sell at the fair. He packed them together in cartons of…

Juan made 16 birdhouses and 12 mailboxes to sell at the fair. He packed them together in cartons of 6. He also made 25 picture frames and 21 signs. Juan packed these together in cartons of 8. How many cartons will he take to the fair?