Quincy's teacher asks him to find an object that could be used as a model of the Sun's structure. Which object would be the best choice?
A.
A spherical water balloon that is completely filled with water.
B.
A piece of yellow construction paper that has been cut into a circle.
C.
A spherical rubber ball that is filled with air.
D.
A spherical piece of hard candy with many different internal layers.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.