The four-day-old Arjun Munda government in Jharkhand today won the trust vote in the 82-member Assembly by 15 votes. Forty five members voted in favour of the BJP-led coalition and 30 against. Five members were absent. Deputy Chief Minister Hemant Soren moved the motion on behalf of the new ministry. The Arjun Munda government assumed office on September 11, ending the President's rule imposed on June 1.Governor M O H Farooq had asked the 42-year-old Chief Minister to prove his majority on the floor of the Assembly within a week of assuming office.