HILTON <HLT> SEES IMPROVED FIRST QUARTER PROFITS Hilton Hotels Corp expects earnings per share for first quarter fiscal 1987 to March 31 to be about 90 cts compared with 70 cts a year earlier, Hilton Hotels division president Carl Mottek said. He told a news conference the company expected costs for its first 10 all-suite hotels, announced today, to be about 150 mln dlrs. Initial financing would come from the company's cash flow. Later, Hilton plans to use borrowings from traditional sources, he added. Hilton, which hopes to build 50 all-suite hotels within five years, may take in partners in the new venture, he added.