$\frac{\text{y}\text{e}\text{a}\text{r}}{1960}\frac{\text{P}\text{o}\text{p}}{15000}$

a$)$ Determine the design

Population for a $30-$y

Period starting from $2000$

b$)$ Deterimine the appurtevances on the pipe lime$.$

c$)$ If the pump station is

designal to worn $16h\frac{r}{d}oy$ with hat$(n)=0\mathrm{.}7$ determine the power of the pump $(h_L$ in suction pire is $3m)$

q mean $=100$ lit$/$day$.$cap