please answer 1-5...I will upvote! thanks in advance!

Question 1 ( 0.5 points) Based on the product structure tree shown above, answer Questions 1 through 5. To make one unit of product X, how many units of A are needed? To make one unit of product X, how many units of C are needed? 1 4 7 12 Question 3 (1 point) To make one unit of product X, how many units of B are needed? 17 7 2 5 The firm wants to make 1 unit of product X. It already has an inventory of 2 units of A, 2 units of C, and 2 units of B. How many more units of C does the firm need to make 1 unit of X ? 0 2 10 4 Question 5 (1 point) The firm wants to make 10 units of product X. It already has an inventory of 20 units of A,10 units of C, and 5 units of B. How many more units of B does the firm need to make 10 units of X ? 170 65 165 145