Let $s$ be the set of complex numbers of the form $a + bi,$ where $a$ and $b$ are integers. we say that $z \in s$ is a unit if there exists a $w \in s$ such that $zw = 1.$ find the number of units in $s.$

Minolta inc. is considering a project that has the following cash flow and wacc data. what is the project's mirr? note that a project's projected mirr can be less than the wacc (and even negative), in which case it will be rejected. wacc: 10.00% year 0 1 2 3 4 cash flows -$850 300 $320 $340 $360

Which of the following is not a personality trait? sincerity word processing punctuality laziness

Morgana company identifies three activities in its manufacturing process: machine setups, machining, and inspections. estimated annual overhead cost for each activity is $168,000, $315,900, an $97,200, respectively. the cost driver for each activity and the expected annual usage are number of setups 2,100, machine hours 24,300, and number of inspections 1,800. compute the overhead rate for each activity. machine setups $ per setup machining $ per machine hour inspections $ per inspection