Tim Smunt has been asked to evaluate two machines. After some investigation, he determines that they have the costs shown in the following table: Original Cost Labor per year Maintenance per year Salvage value Machine A $15,000 $2,200 $4,600 $2,400 Machine B $20,000 $4,000 $1,000 $7,000 or He is told to assume that: or A ak 1. The life of each machine is 3 years. 2. The company thinks it knows how to make 12% on investments no more risky than this one 3. Labor and maintenance are paid at the end of the year. our break The NPV for Machine A =$ (round your response to the nearest whole number and include a minus sign if necessary) Tim Smunt has been asked to evaluate two machines. After some investigation, he determines that they have the costs shown in the following table: Original Cost Labor per year Maintenance per year Salvage value Machine A $15,000 $2,200 $4,600 $2,400 Machine B $20,000 $4,000 $1,000 $7,000 or He is told to assume that: or A ak 1. The life of each machine is 3 years. 2. The company thinks it knows how to make 12% on investments no more risky than this one 3. Labor and maintenance are paid at the end of the year. our break The NPV for Machine A =$ (round your response to the nearest whole number and include a minus sign if necessary)