Short Answer.

$\backslash$table$[[$Jin Fabrics,Wk$-1,$Wk$-2,$Wk$-3,$Wk$-4,$Total$],[$Forecast Demand,$500,525,490,535,],[$Planned Production,,$,,,],[$Projected Backlog,,,,,$]]$

Jins' Fabrics has a current backlog of $350$ hours going into the next month's forecast demand. They want to end the next cycle with a maximum of $340$ backlog hours.

i$)$ How many hours do they need to work each week within a level production plan? ii$)$ What is the projected backlog in week $3?$