3. Handheld fiber-optic meters with white light polarization interferometry are useful for measuring temperature, pressure, and strain in electrically noisy environments. The fixed costs associated with manufacturing are $120.000 per month. If a base unit sells for $2,500 and its variable cost is $500. Then: ( a ) how many units must be sold cach year for breakeven (10 pts.) ( b ) what will be the quarterly profit where it is assumed that 3 product will be sold everyday? Note: 1 Quarter = 13 Weeks (10 pts.)