LONDON:– World oil prices fell Friday on resurgent worries over a supply glut and weak demand, with some analysts forecasting crude prices could fall to $40 abarrel. At about 1130 GMT, Brent North Sea crude for September delivery was down 22 cents at $47.15 a barrel. US benchmark West Texas Intermediate for delivery in August shed 22 cents to $45.46 a barrel compared with Thursday's close. Prices had Thursday recovered from two-month lows on the back of expectations of more stimulus measures in major economies.