Many shuls worldwide run combined weekday Mincha/Maariv services. How long before sunset do these services tend to start? Please specify a range, measured in "number of minutes". Also, please cite ...
Some shuls have several minyanim back to back. If one arrives before the Torah reading of the 8:30 minyan and has finished davening before the Torah reading of the 9:30 minyan (to whose Kedusha one ...