Khulna Division and Rangpur Division played out a tame draw in a rain-affected match in Rajshahi.
Batting first, Khulna were bowled out for 218 runs with Anamul Haque and Nahidul Islam hitting half-centuries. Ariful Haque and Suhrawadi Shuvo took four wickets each.
Jahid Javed's century then became the foundation of Rangpur's 317 for 9 in 80.4 overs. He struck 14 fours and two sixes in his 115 off 217 balls. Dhiman Ghosh chipped in with 69 off 68 balls.
Trailing by 99 runs, Khulna batted out 33 overs on the final day to finish on 141 for 1 before the umpires called off play at 1.50pm due to rain. Mahedi Hasan was unbeaten on 88 with 15 fours.
Rain interruptions on the third and fourth days also limited the match between Barisal Division and Dhaka Division to a draw in Khulna.
Dhaka were bowled out for 250 in the first innings. Rony Talukdar (68) and Mohammad Sharif (58) struck fifties while Salman Hossain took four wickets.
Barisal took a 49-run lead in the first innings with Nuruzzaman (68), Sohag Gazi (73) and Shamsul Islam (56 not out) hitting half-centuries in their total of 299 runs in 102 overs. Shuvagata Hom took four wickets.
When play was called off at 1.30pm due to rain, Dhaka were 110 for 3 in their second innings.
Rain wiped out the first day's play in the match between Rajshahi Division and Sylhet Division, after which only 212.3 overs were possible in the rest of the drawn match.
Pace bowler Delwar Hossain took 4 for 72 as Sylhet were bowled out for 221 runs in the first innings. Abul Hasan made 60 off 96 balls with eight fours and a six.
Mizanur Rahman's 143 anchored Rajshahi as they made 370 for 7 in reply. Mizanur hit 24 fours and a six in his innings that spanned little over four hours. Junaid Siddique contributed 89 runs, while Sylhet pace bowler Abu Jayed took four wickets.
Imtiaz Hossain then struck 108 off 160 balls including 14 fours and four sixes as Sylhet finished their second innings on 151for 2
The match between Chittagong Division and Dhaka Metropolis was also drawn but of the four games, it lasted the longest on the final day in Chittagong.
Dhaka Metro declared their first innings on 369 for 9, with Mehrab Hossain jnr missing out on a century by six runs. His 94 included seven fours and a six. Mohammad Ashraful (66) and Asif Ahmed (64 not out) also made fifties while offspinner Iftekhar Sajjad took 5 for 91.
Chittagong were bowled out for 261 runs in 131.1 overs. Sazzadul Haque and No 10 Wahidul Alam hit fifties as a late order rally helped Chittagong recover from 144 for 6. Ashraful took three wickets for 65 runs.
Shamsur Rahman then blazed five sixes and eight fours in his 67-ball 102 that put Dhaka Metro in further control as they declared on 165 for 3 in 21 overs, setting Chittagong 274. However, with the day's start pushed to 2.10pm neither side had a realistic shot at a win.
Still, Dhaka Metro took six wickets in the 49 overs as Chittagong scored 97 runs. Nihaduzzaman and Shykat Ali took two wickets each.