Please solve the last 2 in red

Product A consists of two units of Subassembly 8, three units of C, and one unit of D. Bis composed of three units of E and four units of FC is made of two units of H and three units of D. His made of four units of E and two units of G. To produce 100 units of A, determine the numbers of units of B, C, D, E, F, G, and H required using the low-level coded product structure tree. Answer is complete but not entirely correct. Level Level 1 Level 2 100 units of A 200 units of B 300 units of C 900 x units of F 600 units of H 1.000 units of 4,200 units of E 1,200 units of G Level 3