Where should you attempt to perform a pulse check in a child who is anywhere from one year of puberty

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

Mary is 14 year old her resting heart rate is 70 beats per minute. calculate 50% of mary's maximum heart rate to fine her target heart rate

10. what is empathy? the tendency to compete within the family the ability to read another’s mind the tendency to think of yourself first the ability to understand another’s thoughts or feelings