Please help ASAP what’s the abs for alll 3 of them

Mike wants to make meatloaf. his recipe uses a total of 8 pounds of meat. if he uses a 3 to 1 ratio of beef to pork, how much pork will he use? enter your answer as a mixed number in simplest terms.

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start

There are 85 apples on the big tree, john picked out 15%. how many did john pick out?