1. Nancy hasn't got any brothers or sisters, so this statement is False (F).
2. The text states, "her granny takes care of her when they are at work." This means Granny looks after her, so this statement is True (T).
3. The text says, "They are in their late thirties." This refers to Nancy's parents, meaning they are in their late thirties, not exactly thirty years old. Therefore, this statement is False (F).
4. The text mentions, "At the weekends her family enjoys bike rides to the countryside." Bike rides in the countryside are outdoor activities, so this statement is True (T).
5. The text states that the family enjoys bike rides to the countryside at the weekends, not visiting museums. Therefore, this statement is False (F).