Athermometer shows that the outdoor temperature is 40 degrees celsius. use the formula f=(9/5)c+32 to find the temperature f in fahrenheit.

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

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?