2. A typical American baby weighs 8 pounds at birth and gains about 1.5 pounds per month for the first year of life. The equation below represents this situation. Weight is (w) in pounds and (a) is age in months. w = 1.5m +8 Using the equation above, how old is an American baby that weighs 11 pounds? Show your work.

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

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