Ralph watches TV for 4 hours a day from Monday to Friday, and 6 hours a day on Saturday and Sunday. How many hours does Ralph spend watching TV in one week? Let's be accurate as possible.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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From Monday to Friday, Ralph watches TV for 4 * 5 = 20 hours. On Saturday and Sunday, Ralph watches TV for 2 * 6 = 12 hours. In one week, Ralph watches TV for a total of 20 + 12 = 32 hours.
The answer: 32.