The central bank sold 3 billion pounds of 91-day T-bills, on behalf of the ministry. The average yield fell to 12.792 percent from 13.024 percent at last week's auction.

It also sold 3.5 billion pounds of 273-day T-bills, the average yield fell to 13.759 percent from 13.842 percent at the last issue on Sept. 20.

Copyright Reuters, 2011