b. Would the total cost be less with full regular production each period with no overtime, but using a subcontractor to handle the excess above regular capacity at a cost of $45 per hundred bolts? Backlogs are not allowed. The inventory carrying cost is $4 per hundred bolts. (Round your Average inventory values to 1 decimal place. Negative amounts should be indicated by a minus sign. Leave no cells blank - be certain to enter " 0 " wherever required.)