How to solve

Use the earned value table to determine the schedule performance index given the indicated state of the project.

$\backslash$table$[[$Activity$,5,10,15,20,25,30,35,$Plan,$\backslash$table$[[\%],[$Comple$],[$te$]]],[$A$,850,350,,,,,,1,200,100\%],[$B$,,400,125,,,,,525,100\%],[$C$,,,1,27,650,,,,1,925,100\%],[$D$,,,,280$

$0,4,50$

$0,350,,7,650,95\%],[$E$,,,,,680,400,,1,080,75\%],[$F$,,,,,,125,875,1,000,80\%],[$G$,,,,,,300,120,1,500,45\%],[$Monthly Plan,$850,750,1,40,3,45,5,18$

$0,1,17$

$5,2,07$

$5,14,88,],[$Monthly$,(9000,650,{?}^{1,35},,,|850|,2,00,,]]$