
It is impossible to give a wieght, as puppies grow at diddferent rates. she should have a waist, and you should be able to feel the ribs easily, but not so that you can see them.
three times a day is correct at ther age, and she will be eating almost half as much again as an adult cocker. They will reach the peak of their food intake at around five months, and then eat slightly less, until they are eating adult quantitites at a year. reducet to two meals at 6 months, and continue with this, or move to one meal at around a year.