$($a$)$ Evaluate the pressure head, elevation head, total head, and head loss at points A$,$ B and C

$($b$)$ Find $($i$)$ the pore water pressure at point B and $($ii$)$ seepage velocity.

The hydraulic conductivity coefficient is $1\mathrm{.}0{10}^3\frac{m}{s}$ and the void ratio is $0\mathrm{.}68.$