A mother and her daughter have been killed and three others were injured when a passenger’s bus hit at Soyghoria under the Sathkhira Sadar Upazila on Monday morning.The deceased are Sahida Khatun, 45, wife of Abdur Rouf of Chupria village of the upazila, and their daughter Salma Khatun, 17.The injured are Fatema Khatun, Roni Islam and Amena Khatun.Imdadul Haque Sheikh, Officer-In-Charge of Satkhira Sadar Police Station, said a Satkhira-bound A K Travel bus hit a human hauler (locally known as Nasiman), leaving mother, daughter dead on the spot and injured three others.