During the summer, Manuel watches television M hours per day, Monday through Friday. Hairy watches television H hours per day, Friday and Saturday. Ellen watches television E hours per day, Friday through Sunday. Altogether, they watched television 37 hours each week. On Fridays, they watch a total of 11 hours of television. If the number of hours Ellen spend watching television on any given day is twice the number of hours that Manuel spent watching television on any given day, how many hours of television does each of them watch each day?