Solve it plzzz

2. If input prices are w = 4, and r = 1, and q: 4K0:5LD:5 (a) What is the least cost input combination required to produce 40 units of output? (b) Suppose instead that capital was fixed at 16 units. What would be the implications for labor usage and total cost? (c) Suppose the government, in an effort to increase employment, offers firms in this industry a $1 per unit subsidy. How would this affect input usage (assume g = 40). How is this likely to affect employment in the capital goods (K) industry