Chasing a revised victory target of 150 runs, India defeated the hosts Bangladesh by 7 wickets in the opening ODI in Mirpur on Sunday.India have been set a revised target of 150 in 26 overs under the Duckworth-Lewis method after rain halted play for more than two hours.India were 100 for one when heavy spell of showers lashed the Shere-e-Bangla Stadium.Electing to bat after winning the toss, Bangladesh had made 272 for nine in 50 overs.