Can someone help me with this

The price of a particular stock is represented by the linear equation , where x represents the number of weeks the stock has been owned and y represents the price of the stock, in dollars. if this relationship continues, what is the price of the stock after it has been owned for 12 weeks? $92.55 $94.37 $100.52 $114.39

Write the rational number in lowest terms 99/-15

If f(x)=x+7 and g(x)=1/x what is (fog)(x)