Which area of the world has half of the population living in the bottom 20 percent of global income? psych?

Describe three scenarios in which you might utilize mathematics to investigate a crime scene, accident scene, or to make decisions involving police practice. be sure to explain how math is used in police as they work through each scenario.

Bridge building company estimates that it will incur $1,200,000 in overhead costs for the year. additionally, the company estimates 50,000 direct labor hours will be spent building custom walking bridges for the year at a total direct labor cost of $600,000. what is the predetermined overhead rate for bridge building company if direct labor costs are to be used as an allocation base?

On december 31, 2013, coronado company issues 173,000 stock-appreciation rights to its officers entitling them to receive cash for the difference between the market price of its stock and a pre-established price of $10. the fair value of the sars is estimated to be $5 per sar on december 31, 2014; $2 on december 31, 2015; $10 on december 31, 2016; and $8 on december 31, 2017. the service period is 4 years, and the exercise period is 7 years. prepare a schedule that shows the amount of compensation expense allocable to each year affected by the stock-appreciation rights plan.