The Carbon coal company has 2 mines, a surface mine ad a deep mine. it costs $200 per day to operate the surface mine and $250 to operate the deep mine. Each mine produces a medium grade and a medium-hard grade coal, but in different proportions. This surface mine produces 12 tons of medium grade and 6 tons of medium-hard grade coal per day, and the deep mine produces 4 tons of medium grade and 8 tons of medium-hard grade coal every day. The company has a contract to deliver at least 600 tons of medium grade and 480 tons of medium-hard grade coal within 60 days. How many days should each mine be operated so that the contract can be filled at minimum cost

When watching the video example 87: function notation, the presenter states that we need to, "go to this function and in the place of x, we will put in " â4 â3 â2 â1?

Acolleague from the plant in germany has arrived at the chicago plant to share insights on a recent product line changeover implemented in germany. this changeover has saved thousands of euros at the german facility, but jim does not think it will work in the united states. jim feels that there is a completely different attitude towards work and innovation in the u.s., and in fact, thinks the german facility is technologically behind his plant. additionally, the colleague often mispronounces words when he speaks english, and doesn't dress appropriately for the u.s. office. he showed up to work on the plant floor in a formal suit and tie, with dress shoes that had a slippery sole. however, the colleague is a guest, and it is important that jim pretends to be interested. identify the listening barriers. check all that apply. thought speed grandstanding faking attention nonverbal distractions psychological barriers

What is an example of a functional organizational structure?