The Mars Reconnaissance Orbiter (MRO) flies at an average altitude of 280 km above the martian surface. If its cameras have an angular resolution of 0.2 arcsec, what is the size of the smallest objects that the MRO can detect on the martian surface?

You are a newspaper publisher. you are in the middle of a one-year rental contract for your factory that requires you to pay $500,000 per month, and you have contractual labor obligations of $1 million per month that you can't get out of. you also have a marginal printing cost of $.25 per paper as well as a marginal delivery cost of $.10 per paper. if sales fall by 20 percent from 1 million papers per month to 800,000 papers per month, what happens to the afc per paper?

One of the scarce resources that constrain our behavior is time. each of us has only 24 hours in a day, and we must allocate our time in a given day among competing alternatives. how do you go about allocating your time in a given day among competing alternatives? how do you go about weighing the alternatives? once you choose a most important use of time, why do you not spend all your time on that activity? a. as more and more time is spent on one activity, the opportunity cost of that activity in terms of other activities rises. b. as less and less time is spent on one activity, the opportunity cost of that activity in terms of other activities rises. c. as more and more time is spent on one activity, the opportunity cost of that activity in terms of other activities falls. d. b and c only.

Sally receives $300 each month for sick pay from her employer for the three months she is on sick leave. what amount will she need to include as income on her tax return