Can I please get help with S, T, U, V, W, X, and Z please

The demand for subassembly S is 150 units in week 7. Each unit of S requires 1 unit of T and 2 units of U. Each unit of T requires 1 unit of V, 1 unit of W, and 1 unit of X. Finally, each unit of U requires 2 units of Y and 3 units of Z. One firm manufactures all items. It takes 2 weeks to make S, 1 week to make T, 2 weeks to make U, 2 weeks to make V, 3 weeks to make W, 1 week to make X, 2 weeks to make Y, and 1 week to make Z. Click the icon to view the product structure and the time-phased product structure. Click the icon to view the on-hand inventory. Construct a net material requirements plan using on-hand inventory (enter your responses as whole numbers). Week 4 Lead Time (weeks) Item 1 2 3 5 6 7 S Gross reg On hand Net reg order receipt 2 Order release i More Info - X - The product structure The time-phased product structure More Info - X V Level 0 S T W X TO) U (2) s 1 Y U Z Item S T U V On-Hand Inventory 20 20 40 20 Item w X Y Z On-Hand Inventory 30 25 440 40 2 VU) W) Xu) Y2) 23) 6 7 2 3 4 5 Time in weeks Print Done Print Done Enter your answer in the edit fields and then click Check