What's Inside the White House?

• Position: Number of rooms and mathematical design ratios - Brief Article

The White House is the most-visited home in the United States, with more than one million visitors a year. But there are parts of the White House that only the First Family and staff members see. Here's a peek inside.

The White House has four main floors. The ground and first floors are open to the public. The second and third floors consist of private meeting rooms and family quarters.

Public floors

Ground floor: 10 rooms

The State or first floor: 8 rooms

Private floors

Second floor: 16 rooms

Third floor: 20 rooms

In all, the White House has:

12 family or guest bedrooms 5 kitchens (main, family, diet, staff, pastry) 4 dining rooms (State, Family, President's, Staff) 1 medical clinic 1 dental office 31 bathrooms 28 fireplaces 12 chimneys 3 elevators 1 bowling alley 1 movie theater

Use the information in the boxes above to answer the following questions.

1. Which floor has the most rooms?

   1. Ground floor b. First floor c. Second floor d. Third floor

2. Which floor has the least number of rooms?

   1. Ground floor b. First floor c. Second floor d. Third floor

3. Add up the number of rooms on the ground and first floors. Write your answer here:--

4. Add up the number of rooms on the second and third floors. Write your answer here:--

   Compare the floors.

   You can compare two things by writing a ratio. There are three common ways to write a ratio:

   2 to 3

   2:3

   2/3

5. The ratio of public rooms to private rooms in the White House is

   1. 3:4 b. 18:36 c. 10:16 d. 36:18

   Ratios with different numbers can be equivalent if you can...