The water company for a town has the following rates per 1000 gallons of water used. usage (x) cost per 1000 gallons (c(x)) first 10,000 gallons $15.99 next 110,000 gallons 13.54 over 120,000 gallons additional 11.05 if the water company has a monthly service fee of $12.71, write a function c = c(x) that models the charges (where x is thousands of gallons) and find lim x→10 c(x) (that is, as usage approaches 10,000 gallons).

Yard tools manufactures lawnmowers, weed-trimmers, and chainsaws. its sales mix and unit contribution margin are as follows. sales mix unit contribution margin lawnmowers 20 % $30 weed-trimmers 50 % $20 chainsaws 30 % $40 yard tools has fixed costs of $4,200,000. compute the number of units of each product that yard tools must sell in order to break even under this product mix.

Select the correct answer. which is a benefit of planning for your future career? a.being less prepared after high school. b.having higher tuition in college. c.earning college credits in high school. d.ruining your chances of having a successful career.

Bayside coatings company purchased waterproofing equipment on january 2, 20y4, for $190,000. the equipment was expected to have a useful life of four years and a residual value of $9,000. instructions: determine the amount of depreciation expense for the years ended december 31, 20y4, 20y5, 20y6, and 20y7, by (a) the straight-line method and (b) the double-declining-balance method. also determine the total depreciation expense for the four years by each method. depreciation expense year straight-line method double-declining-balance method 20y4 $ $ 20y5 20y6 20y7 total $