In the first incident, 50-year-old Sarla Ben from Vadodara died when the autorickshaw she was travelling in collided with another three-wheeler coming from the opposite direction near Birla temple, they said.
The husband of the deceased and another woman passenger have been admitted to hospital, police said, adding that the drivers of the two autorickshaws fled the spot.
Also yesterday, a 30-year-old woman and her husband were killed when their motorcycle was hit by a van near Suraj village.
The fourth mishap yesterday claimed the life of 13-year- old Kaushalya. The tempo she was travelling in was hit by a commercial vehicle near Gokul barrage here, police said.
While the driver of the other vehicle fled the spot, the tempo driver has been hospitalised, they added.