There is 4 questions here. Please help me!

Exercise 19-12 CVP Analysis and Profit Planning Cos Cob systems, Inc., makes heat-seeking missiles. It has recently been offered a government contract from which it may realize a profit. The contract purchase price is si30,000 per missile, but the number of units to be purchased has not yet been decided. The company's fixed costs are budgeted at s4,03s,ooo, and variable costs are s6s,500 per unit 1. Compute the number of units the company should agree to make at the stated contract price to earn a proft of s1,500,000. units 2. Using a lighter material, the variable unit cost can be reduced by s1,730, but total fixed overhead will increase by $29,240. How many units must be produced to make $1,500,000 Given the figures in 2, how many additional units must be produced to increase profit by s1,264,600? units