Pakshi Highway Police Officer-in-Charge (OC) Rezaul Bashar said the duo were travelling to Pabna around 3:05pm. When they reached Kalikapur bazar, a goods-laden truck hit their bike, killing the mother and son on the spot, the OC added.
On the other hands, two motorcyclists were killed in a collision between a motorcycle and a truck on the Sagordighi regional highway at Shohorgopinpur area in Ghatail upazila of Tangail on Thursday evening.
The deceased were identified as Asadul Islam ,22, son of one Abdul Manna of Sholakura Sagordighi village and Farid Uddin, 25, son of one Harun Munshi of Shohorgopinpur village.
Quoting eyewitnesses, police said the duo were returninghome after attending a wedding party.
The accident occurred in the evening when the motorcycle collided with the truck in Chechua area, leaving the motorcyclists dead on the spot.
Police seized the truck from the spot. However, the driver and his assistant manage to flee the scene, police added.