How long to cook 5 well done striploin steaks in gas oven?

To cook 5 well-done striploin steaks in a gas oven, preheat the oven to 400°F (200°C). Sear the steaks in a hot skillet for about 2-3 minutes on each side, then transfer them to the oven. Bake for approximately 10-15 minutes, checking the internal temperature to ensure it reaches at least 160°F (71°C) for well done. Rest the steaks for a few minutes before serving for optimal juiciness.