In Jessore, two motorcyclists were killed as a truck hit their bike at Mahidia on Jessore-Rajganj road in the evening.
The deceased were Selim, 17, son of Khorshed Ali of Kharki area of the town and Babu, 24.
Police said a speedy truck hit their motorbike in the area while they were going to Jessore from Rajganj, leaving Selim dead on the spot and Babu critically injured.
Babu was taken to a local hospital where he died after admission.
In Brahmanbaria, two people were killed and two others injured in a road accident at Kutrapara on Dhaka-Sylhet highway in Sarail upazila in the morning.
The deceased were identified as madrassah teacher Nasir Uddin, 22, son of Lal Mia of Terakanda village in Sarail upazila and Bahar Mia, 40, son of late Warish Ali of Betbaria village in Sadar upazila.
Police said a speedy truck collided head-on with a CNG-run auto-rickshaw, leaving two auto-rickshaw passengers dead on the spot and two others severely injured.
The injured were admitted to Brahmanbaria Adhunik Hospital.
Police recovered the bodies and sent those to Sadar Hospital morgue for autopsy.
In Munshiganj, a madrassah teacher was killed as a bus ran over him at Bhaterchar Bus Stand on Dhaka-Chittagong highway in Gazaria upazila at night. The victim was identified as Raju Ahmed, 24, son of Akram Sikder of Gopalganj district and a teacher of Laxmipura Madrassah in Gazaria upazila.
Gazaria thana OC Shahidul Islam said a speedy passenger bus ran over Raju while he was crossing the road, leaving him dead on the spot.
The body was sent to hospital morgue for autopsy.
In Chuadanga, a motorbike rider was killed and his co-rider injured when their bike plunged into a nearby ditch at Nehalpur village on Hijalgari-Dingedah road in Sadar upazila in the evening.
The deceased was identified as Shimul, 18, son of Amir Hosain of Phulbari village in Sadar upazila.
Witnesses said the accident took place at about 5:30pm when the motorbike suddenly fell into the roadside ditch, leaving Shimul dead on the spot and his co-rider Sentu injured.
Injured Sentu was admitted to Sadar Hospital.