A seller listed a home for $200,000 and agreed to pay a commission rate of 5%. The MLS stated that the commission would be shared between the listing office and the selling office on a 50-50 basis. The home was sold four weeks later for 90% of the list price. The listing broker paid the listing sales associate 50% of the listing office's commission. The selling broker paid the selling associate 60% of the selling office's commission. How much commission did the selling sales associate receive