Explain how a bar model can be used to show a subtraction problem

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

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