Total costs are $180,000 when 10,000 units are produced; of this amount, variable costs are $64,000. What are the total costs when 12,000 units are produced? Assume the new quantity is within the relevant range. Select one a $216.000
b $116.000
C $192800
d. None of the answers given​

Xinhong company is considering replacing one of its manufacturing machines. the machine has a book value of $39,000 and a remaining useful life of 5 years, at which time its salvage value will be zero. it has a current market value of $49,000. variable manufacturing costs are $33,300 per year for this machine. information on two alternative replacement machines follows. alternative a alternative b cost $ 115,000 $ 117,000 variable manufacturing costs per year 22,900 10,100 1. calculate the total change in net income if alternative a and b is adopted. 2. should xinhong keep or replace its manufacturing machine