Question 1
What percent of 30 is 20?

because it's a cool name

explanation:

hypothermia is a medical emergency that occurs when your body loses heat faster then it can produce heat, causing a dangerously low body temperature.

normal body temperature is around 98.6 (37 c) hypothermia occurs as your body temperature falls below 95 (35 c)

hope i was some : 3

sorry it took so long i did more research about my answer so

hope i !

it translates into:

read the letter of your pen pal. write and answer 3 questions.

  this riddles' answer is library.

  the "leaves" are a reference to the books' pages that the library contains; the branches are a network of libraries that connect multiple libraries' collections, resources, and items in a system of a common database, integrating them; the branches' organization are a useful management tool for coordinating the multiple collections many libraries have.