NEW YORK, Sept. 19 -- Oil prices eked out modest gains on Monday.

The West Texas Intermediate (WTI) for October delivery increased 62 cents, or 0.7 percent, to settle at 85.73 U.S. dollars a barrel on the New York Mercantile Exchange. Brent crude for November delivery added 65 cents, or 0.7 percent, to settle at 92 dollars a barrel on the London ICE Futures Exchange.

Traders awaited a key decision by the Federal Reserve, assessing its potential impact on the economy and energy demand.

Market participants are expecting the Fed to increase interest rates by at least 75 basis points when it concludes a two-day policy meeting on Wednesday.

For the week ending Friday, the WTI fell 1.9 percent, while Brent declined 1.6 percent.

  - Xinhua