I don't understand how to solve these figures. These are the correct answers, but I have no idea how they were solved. Please help; I'm so lost.

Each Triam Deluxe gamer computer system consists of two speakers, a monitor, a system unit, a keyboard, and an installation kit. These pieces are packed together and shipped as a complete kit. In MRP terms, all of these items are level 1 items that make the level 0 kits. Complete the MRP records, using the following information: - Production plans for complete kits are as follows: Start assembling 4,500 kits in week 2 Start assembling 11,000 kits in weeks 3,4 , and 5 Start assembling 6,500 kits in week 6 - The gross requirements for the system unit have already been given to you. For the remaining items, you will need to figure out the gross requirements. - All scheduled receipts, lead times, and beginning inventory levels are shown. System unit : Lead Time =1 week; Minimum order quantity =11,000