A 22-year-old girl was allegedly gangraped, forced to drink acid and later strangulated to death in Baheri area here, police sources said on Monday.br The victim's body was recovered from a field in Aithpura village on Saturday with her face mutilated, they said, adding her postmortem report, which was received on Monday, found that she was gangraped and later strangulated.br Police said that acid was detected from the stomach of the victim, which indicated that she was forced to drink it before being murdered.