Can you guys help me out with my channel its Vibes Miah please sub?

Twelve friends shared 8 small pizza equally.how many pizzas did each person get?

Amber had 1/6 of a pie left after the bake sale. rihanna had 3/8 of a pie left. what fraction of a pie did they have altogether?

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?