A contractor submits a billing based on the percentage of the project completed using the following: Project contract amount $38,000 Previous payments $ 8,100 Percent complete 30% Retainage 10% he amount of the net billing should be:

A contractor submits a billing based on the percentage of the project completed using the following: Project contract amount $38,000 Previous payments $ 8,100 Percent complete 30% Retainage 10% he amount of the net billing should be: