Atruck gets 500/x miles per gallon (mpg) when driven at a constant speed of x mph, where 40 ≤ x ≤ 80. if the price of fuel is $2.80/gal and the driver is paid $10/hr, at what speed is it most economical for the trucker to drive? (round your answer to two decimal places.)

American gas products manufactures a device called a can-emitor that empties the contents of old aerosol cans in 2 to 3 seconds. this eliminates having to dispose of the cans as hazardous wastes. if a certain paint company can save $75,000 per year in waste disposal costs, how much could the company afford to spend now on the can-emitor if it wants to recover its investment in 3 years at an interest rate of 20% per year?

Goods and services that can be used for the same purpose are and goods and services that are used together are

At december 31, 2016, pina corporation had the following stock outstanding. 10% cumulative preferred stock, $100 par, 107,810 shares $10,781,000 common stock, $5 par, 4,026,000 shares 20,130,000 during 2017, pina did not issue any additional common stock. the following also occurred during 2017. income from continuing operations before taxes $21,950,000 discontinued operations (loss before taxes) $3,505,000 preferred dividends declared $1,078,100 common dividends declared $2,300,000 effective tax rate 35 % compute earnings per share data as it should appear in the 2017 income statement of pina corporation