The value of Erica’s computer system depreciates at a rate of 26% per year. If she paid $1750 for it 2 yearsago, what is the value of the system now? Equation __________________________  Answer __________________________

Helen considers two jobs. One pays $45,000/yr with a yearly raise of $2250. A second job pays $48,000/yr with yearly raises of $2000. In how many years with the salary from 50,0 the first job equal the salary of the second job?

In 2005, we purchased some stocks. By 2010, the stocks' value has increased by 30 %. But then, during the next five years, it lost  9 % of its value from 2010. How does the stocks' value in 2015 compare to the value in 2005?   It is the same as in 2005. It is down compared to 2005. It is up compared to 2005.     And the change is   %