Nangina Girls KCSE 2021/2022 Results-Performance Analysis and Ranking by Knec  in 2021/2022; School Mean Score-6.75, Number of As, Grade Summary, and Distribution & Transition Rate to Universities and Colleges in 2022 Nangina Girls OFFICIAL KCSE… Nangina Girls KCSE 2021/2022 Results-Performance Analysis and Ranking by Knec  in 2021/2022; School Mean Score-6.75, Number of As, Grade Summary, and Distribution & Transition Rate to Universities and Colleges in 2022