May you kindly assist with the following question

1. Akhimo Pty Lid has a profit function (*) below for two farm produce beans (@) and maize (P). " (a: 8) = 15a +78 - 0.04a+ 0.01ap + 0.018+36 a) Determine the amount of beans and maize that optimise profit for this company. (6) 2. Akhimo has entered into a contract with a government department to deliver 12 tons of grain, beans and maize in any combination of choice. For both farm produce, the firm faces the following cost function: IT (a: 8) =-80 +30 - 408 +983+361 a) Derive an expression to represent the firm constraint function (4) b) Compute and explain the significance of the constraint. (3)