Hello! My cousin needs help with some practice problems

Question 1. Joe runs a farm. He rents the land for $250 a day, and he can hire workers for $20 per day for each worker. His short run production function is given in the first two columns of the following table. Question 2. Joe runs a farm. He rents the land for $250 a day, and he can hire workers for $20 per day for each worker. His short run production function is given in the first two columns of the following table. QUESTION 1 QUESTION 2 Workers Output MP TVC TFC TC AFC AVC ATC MC 0 1 15 2 40 3 70 4 90 105 6 115