He now runs 3 + 2 = 5 times a week. Each day he runs for 1 + 1 = 2 hours. So he runs 2 * 5 = 10 hours a week.
This justifies what answer for what question? Q & A:
Tim used to run 3 times a week but decided to add an extra 2 days a week. She runs 1 hour in the morning and 1 in the evening every day she runs. How many hours a week does she run now?
10