Answer: 7:23 P.M.
Explanation:
They started at 2:43 pm. Firstly add the two hours, so it's now 4:43 pm. Then add the 12 minutes. Now it's 4:55 pm. Then they went outside. You add the two hours again. It's now 6:55pm. Then add the extra 28 minutes. 7:23 pm.