63 first-year teachers and 27 experienced teachers attended a school staff meeting. What percentage of the teachers in the meeting were first-year teachers?

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone

Abox holds 500 paperclips. after a week on the teacher's desk 239 paperclips remained. how many paperclips were used?

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok