Question: 10. AvariaAutosports sell rally-driving adventure weekends to companies looking for incentive gifts for staff. Careful study of their past sales suggests that the price per weekend is based on the number of weekends sold, x, in line with:
Price (£) =635 -3x
Their costs depend on the weekends sold according to the expression:
Cost ( £) = 450 + 5x + x²/2

Obtain the profit equation for the company.