$4-$ The following inflow hydrograph occurred simultaneously at stations A & B$,$ shown in sketch below.

$\backslash$table$[[$Time $($hours$),0,0\mathrm{.}5,1\mathrm{.}0,1\mathrm{.}5,2\mathrm{.}0,2\mathrm{.}5,3\mathrm{.}0,3\mathrm{.}5,4\mathrm{.}0,4\mathrm{.}5,5\mathrm{.}0],[$Inflow $),0,35,65,98,75,50,40,35,28,20,15]]$

Calculate the resulting outflow hydrograph at station $D$ and determine its time of occurrence. The Muskingum $K$&$$ values are given in the following table:

$\backslash$table$[[,K($hours$),x$