A manufacturing process uses the powerful solvent acetone. One phase of the process is to dry out the acetone in a drying area. The drying area evaporates 2 gallons per hour. Every gallon of liquid acetone produces 41 cubic feet of vapor. Calculate the amount of ventilation (cubic feet/hour) needed to maintain vapor concentration below the burnable level. How many times per hour would the ventilation system exhaust a room 9 feet by 12 feet with a ceiling height of 10 feet?

Bella is the new president of first edition, a group dedicated to the promotion of english literacy in first-generation immigrant communities. in the two years that have passed since bella took the position, the organization's members have become more passionate about their mission and intensified their activities—they put in long hours teaching children to read, promoting the program to parents, and soliciting donations. bella's strength is in her ability to inspire others and make them believe that they are part of something greater than themselves. which term best captures bella's leadership style? a. transactional b. transformational c. legitimate authority d. absolute authority

Amachine purchased three years ago for $720,000 has a current book value using straight-line depreciation of $400,000: its operating expenses are $60,000 per year. a replacement machine would cost $480,000, have a useful life of nine years, and would require $26,000 per year in operating expenses. it has an expected salvage value of $130,000 after nine years. the current disposal value of the old machine is $170,000: if it is kept 9 more years, its residual value would be $20,000. calculate the total costs in keeping the old machine and purchase a new machine. should the old machine be replaced?

Fill in the missing words to correctly complete each sentence about analyzing a job posting. when reviewing a job posting, it’s important to check theto determine whether it’s worth your time to apply. if the post has been up for a while or it’s already closed, move on to the next position. if it’s still available, take note of when it closes so you’ll know when you mayfrom the company in regard to an interview.