Dhiman Ghosh scored 31 and skipper Sajedul Islam added unbeaten 27* runs in the innings on the day.
Having 147 runs in the first innings, Barishal opened the second innings and scored 41/3* in 15.5 overs, at stumps where Al Amin 11* and Shamsul Islam 4* were sharing the fourth partnership innings.
Robiul Haque (2/19) and Subashis Roy (1/11) were the wicket takers for the Rangpur.
Brief Score
Rangpur 1st innings: 147/10 in 74 overs; Rakin Ahmed 46, Naeem Islam 39, Sohag Gazi 5/40, Monir Hossain 2/11.
Rangpur 2nd innings: 229/10 in 104.5 overs ( overnight 77/3 in 47 overs); Mahmudul Hasan 67, Sohrawordi Shuvo 35, Dhiman Ghosh 31, Rakin Ahmed 30, Sajedul Islam 27*, Monir Hossain 5/24, Sohag Gazi 2/65, Kamrul Islam Rabbi 2/35.
Barishal 1st innings: 147/10 in 50 overs; Rafsan Al Mahmud 40, Kamrul Islam Rabbi 27*, Subashis Roy 5/49, Tanbir Hayder 2/19, Robiul Haque 2/26.
Barishal 2nd innings: 41/3* in 15.5 overs, at stumps; Al Amin 11*, Shamsul Islam 4*, Robiul Haque 2/19, Subashis Roy 1/11.