please help. thank you so much

In a joint process The Umber Company produces four chemicals Alpha456, Beta657,Gamma234, Delta900. Each product may be sold at its split-off point or processed further. Joint processing costs for a single batch of the joint products are $145,600. Other relevant data are as follows:
Product	Liters Produced	TotalSales Value	Additional	TotalSales Value of
		At Split-Off	Processing Costs	Final Product
Alpha456	280	$70,000	$12,000	$88,000
Beta657	250	56,000	9,000	46,000
Gamma234	450	92,400	28,000	110,000
Delta900	220	61,600	13,000	72,000
Total	1,200	$280,000	$66,000	$186,000
REQUIRED
1. Allocate the joint cost to the four primary products using the sales value at split off point method (round to whole dollars).
2. Determine which products should be processed further
3. The Umber Company only processes further the products you have determined to do so in part 2. If all liters of each of the four chemicals are sold what is the gross profit of each product.