Q:She / do exercise ? A: 3 times a week
Q:How often does she do exercise? A:She does exercise 3 times a week.
Q:You / play soccer? A: every day
Q:How often do you play soccer? A: I play soccer every day.
Q:Your father / clean the kitchen? A: every day
Q:How often does your father clean the kitchen? A:He cleans the kitchen every day