Patrick lost his lunch money on the way to school, If he can get thirteen of his friends to each give him a quarter, he can buy a school lunch. How
much does a school lunch cost?

Is a positive integer raised to a negative power always positive

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph

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