Lydia Ang (#7) of North Vista had a game-high 16 points while Xie Muqi (#11) of Yishun Town led her team with 15.
The fourth quarter saw Bryan Kan (ES #0) finish with a game-high 20 points to help Edgefield to the win.
Darryl Chan (BW #17) had a game high of 18 points, while teammate Koh Wei Guan scored 12.
Cloe Wong (#13) and Liew Jing Yi (#75) had two goals each to lead their team to the win.
Emily Fong (#15) and Noordinie (#2) of St Anthony's were joint-top scorers with four goals each.
The win gives Bedok North a 2-0 win-loss record, after their opening 8-1 win over Tanjong Katong Girls' School. For Kent Ridge, this was their opening game of the season.
Koh Hui Xin (DS #4) had a game-high 14 points, with teammates Wai Sin Yin (DY #30), Preeyanan (DY #9) and Gwen Goh (DY #8) landing three-pointers.
This is the third win for Ahmad Ibrahim, following their opening 25-20 win over Deyi Secondary 25-20, and a 38-22 victory over Anderson Secondary.