Need answer for question 5. Please show all workings.

Brant Corporation manufactures two products out of a joint processScout and Andro. The joint (common) costs incurred are $400,000 for a standard production run that generates 70,000 pounds of Scout and 30,000 pounds of Andro. Scout sells for $9.00 per pound whereas Andro sells for $7.00 per pound. 1. a. If there are no additional processing costs incurred after the splitoff point, the amount of joint cost of each production run allocated to Scout on a physical-quantity basis is $300,000 b. $280,000. $120,000. d. $100,000. c. 2. a. If there are no additional processing costs incurred after the splitoff point, the amount of joint cost of each production run allocated to Andro on a sales value at splitoff basis is $300,000. b. $225,000. c. $175,000. d. $100,000. 3. a. If additional processing costs beyond the splitoff point are $1.00 per pound for Scout and $2.333 per pound for Andro, the amount of joint cost of each production run allocated to Andro on a physical quantity basis $300,000. b. $280,000. $120,000. d. $100,000. c. 4. If additional processing costs beyond the splitoff point are $1.00 per pound for Scout and $2.333 per pound for Andro, the amount of joint cost of each production run allocated to Andro on an estimated net-realizable value basis is $80,000. b. $147,350. $175,000. d. $320,000. a. c. 5. a. Assume the same cost information as in question 4. The amount of joint cost of each production run allocated to Scout using the constant gross-margin percentage NRV method is $224,910. b. $260,120. c. $335,090. d. $405,090