How much can SungSam afford to pay for a contract that would lock in a $50\%$ reduction in the unit material cost previously given? If SungSam does sign the contract, the sales price will not change.

a$.$ Unit cost reduced to $=$$

b$.$ Batch cost with contract $=$$

c$.$ Difference in batch cost w$/$o and w$/$ contract $=$$

d$.$ So the amount SungSam can pay for the contract $=$$