how long does it take to get a GED
3. Know how long you have to take each subject test. The GED is taken over the course of 7 hours and 45 minutes. Depending on which testing center you choose, you may be able to divide the test into parts taken on separate days, rather than sitting for the entire test at once.he GED is taken over the course of 7 hours and 45 minutes. Depending on which testing center you choose, you may be able to divide the test into parts taken on separate days, rather than sitting for the entire test at once.