An architect builds the following scale model of a 480-foot tall building.

1. What is the scale factory of the model?

2. Find the actual length of the east side of the building.
3. Find the actual length of the south side of the building.
4. What is the actual perimeter of the base of the building? How does this relate to the perimeter of the
base of the model?

5. How much floor space is there on one floor of the actual building? How does this relate to the amount of floor space on one floor of the model?

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done