I think I understand some of it, but I am not sure where to go from here. I need some help on how to get the answers. Thank you :)

Brampton Industries is a manufacturer of chemicals for various purposes. One of the processes used by Brampton produces SPL-3, a chemical used in swimming pools; PST-4, a chemical used in pesticides; and RJ-5, a byproduct that is sold to fertilizer manufacturers. Brampton uses the FIFO inventory method to account for its inventories of chemicals, and uses the net realizable value of the byproduct as a reduction of the joint processing costs before allocating them to the main products. Data regarding Brampton's November operations are attached. During this month. Brampton incurred joint production costs of $1.702,000 in the manufacture of SPL-3, PST-4, and RJ-5: The RJ-5 costs $0.10 per gallon to sell to customers and is not included in the sales value per gallon indicated above. REQUIRED: (1) (2) Using the attached sheet, allocate the joint production costs to the main products for the month of November using the net realizable value method. Round your allocation rates to six decimal places and all dollar amounts to the nearest whole dollar; Using the attached sheet, allocate the joint production costs to the main products for the month of November using the physical quantities method. Round your allocation rates to five decimal places and all dollar amounts to the nearest whole dollar