My girl child could do this I think. My boys would possibly let emotions control them too much. Teo could do this as could Rio. I could have, mainly because my parents worked on independence a lot with us from the beginning. There are a bunch of precocious kids around and kids are good at survival.
When Chris was 10 his brother went over the handle bars of a bike and he and his other brother flagged down a car and got the broken brother to the hospital. So clear thinking under pressure is possible at eh ages you are talking.