###Human: 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?, ### Assistant: 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. 
 So the answer is :  32