Below shows a partially completed MPS record for ball bearings.

$\backslash$table$[[$Item: Ball bearing,$1,2,3,6,6,7,8,9,,],[$Forecast$,550,300,400,450,300,350,200,300,450,400],[$Orders$,300,350,250,250,200,150,100,100,100,100],[$Projected available balance,,,,,,,,,,$],[$Available$-$to$-$promise,,,,,,,,,,$],[$MPS$,500,,,,,,,,,]]$

Quantitiy on$-$hand: $400$ units

lot Size $500$ units

Develop the MPS for ball bearings.