Pakistan PM Imran Khan Wins Trust Vote With 178 Votes in National Assembly The floor test took place without the opposition as the Pakistan Democratic Movement (PDM), an alliance of 11 parties, boycotted the voting. Pakistan's Prime Minister Imran Khan. Photo: Reuters/Mohammad Ismail/File Photo Islamabad: Pakistan Prime Minister Imran Khan on Saturday won a trust vote in the national assembly amid a boycott call by the opposition parties, strengthening his government’s legitimacy after an embarrassing defeat of the finance minister in the hotly-contested senate elections. Prime Minister Khan secured 178 votes in the 342-member lower house of parliament during a special session convened on the directives of President Arif Alvi. A total of 172 votes was needed for a simple majority.