As a retiring employee, Ruby receives 15.27% of her average teaching salary for the last five years of employment with the county. Ruby plans on retiring after 13 years with the school system and then start her
own business. Her salaries for the last five years are $120,000, $115,000, $110,000, $105,000, and $100,000.
What is Ruby's retirement salary after 13 years with the county?

b) well because you get well

this is answer of 144 cubic meters

maybe i can

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock