The official height of a skyscraper is equal to the elevation of the roof plus the height of the spire atop the roof. The height of the spire on a certain skyscraper is what percent of the official height of the skyscraper?
(1) The height of the skyscraper's spire is 25 percent of the elevation of the roof.
(2) The official height of the skyscraper is 1,000 meters.