Aspecific group of related businesses in known as a/an question 1 options: corporation industry chain business group

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.

Alarge tank is filled to capacity with 500 gallons of pure water. brine containing 2 pounds of salt per gallon is pumped into the tank at a rate of 5 gal/min. the well-mixed solution is pumped out at the same rate. find the number a(t) of pounds of salt in the tank at time t.

Kelso electric is debating between a leveraged and an unleveraged capital structure. the all equity capital structure would consist of 40,000 shares of stock. the debt and equity option would consist of 25,000 shares of stock plus $280,000 of debt with an interest rate of 7 percent. what is the break-even level of earnings before interest and taxes between these two options?