$.$ Variable costs per unit Answer $1$

b$.$ Total fixed costs Answer $2$

c$.$ Total mixed costs Answer $3$

d$.$ Average fixed costs per unit Answer $4$

e$.$ Total current manufacturing costs Answer $5$

f$.$ Average variable costs Answer $6$

g$.$ Total costs when employees are paid $$15$ per hour for the first $40$ hours worked each week and $$20$ for Answer $7$

each additional hour

h$.$ Total costs when employees are paid $$15$ per hour and guaranteed a minimum weekly wage of $$300$ Answer $8$

i$.$ Total costs per day when a consultant is paid $$200$ per hour with a maximum daily fee of $$1,000$ Answer $9$

j$.$ Total variable costs Answer $10$

k$.$ Total costs for salaries of social workers where each social worker can handle a maximum of $25$ cases Answer $11$

l$.$ A water bill where a flat fee of $$800$ is charged for the first $100,000$ gallons and additional water Answer $12$

costs $$0\mathrm{.}005$ per gallon

m$.$ Total variable costs properly used to estimate step costs Answer $13$

n$.$ Total materials costs Answer $14$

o$.$ Rent on exhibit space at a convention