The freshmen outnumber the sophomores 7:5. If there are 63 freshmen, how many sophomores are there? (Set up a proportion and solve)

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

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

Which of these figures must be a rectangle?