5 parts to it. work needs to be shown

200 The number of deer on a peninsula is modeled using y = where .x is in years. 1+ 4e-x' How many deer will there be in 4 years? 11 The value of a motorcycle after / years depreciates according to v = 2000 Find the value of the motorcycle after 3 years. The population of a mining town is given by P(!) = 480 , where i is in years. Find the time it will take to have a population of 15. . If $1000 is invested at 5% in an account where the interest is compounded continuously, the time it takes to increase to the amount A dollars is given by t = - In A Find the time it takes to double the original investment. 0.05 1000 Find how long it takes to double your investment if you invest $1000 at an interest rate of 4% and the interest is compounded continuously