At least 10 people were killed and 19 others injured in three separate road accidents in Pakistan on Monday, the media reported.In Hub area of Balochistan province, six people died when a passenger van hit a car coming from the opposite direction, ARY News reported.The second accident happened in Khuzdar area of the province when a car fell into a ravine, killing all four occupants.In the third accident, in Lahore, seven people were injured when a tractor turned turtle after hitting a railway crossing.