Earth total surface area = 196,900,000 mi²
What`s the percentage of water on Earth?
_____ %
|
Of all waters, ocean takes up about 97% of Earth`s water, what`s the area of Pacific Ocean?
Give your answer to the nearest whole million.
_____ million ($$mi^{2}$$)
|
Lake Pontcnartrain has area 2,967,000 (m$$i^{2}$$), what percentage is it compared to of the Pacific Ocean?
Give your answer to the nearest 0.1 percent.
_____ %
|
In a survey of 1200 respondents over their preference over Republican Party or Democratic Party, nor neither on a series of issues, the result is shown as follows.
|
|
What is the range of the number of voters in favor of Republican Party on different issues?
|
By how many percent are respondents more in favor of Republican Party than Democratic Party on Environment issues?
Give your answer to the nearest whole percent.
_____%
|
If 180 respondents are in favor of Republican Party on both Health Care issue and Tax issue, then how many percent of respondents are in favor of parties other than Republican Party on either of these two issues?
_____%
|
|
|
In Orange County, the number of acres available for development in 2000 was approximately what fraction of the total land area of the county? (1 square mile=640 acres)
|
|
Which of the following represents the number of square miles of land that was available for development in Seminole County in 2000? (1 acre=43,560 square feet and 1 mile = 5,280 feet)
|
|
In 2000, the population density in Lake County was x people per square mile, and the population density in Osceola County was y people per square mile. What was the population density, in people per square mile, for the two counties combined?
|
|
|
Approximately what percent of the families in the sample own more than 3 motor vehicles?
|
|
How many of the families own exactly 2 motor vehicles?
|
|
If a family were selected at random from the survey sample, what is the probability that the family would own more than 2 motor vehicles?
|
For the frequency distribution of the variable x shown in the table above, what is the median value of x?
|
|
|
For how many of the five vehicle types is the number of silver vehicles less than 20 percent of the total number of vehicles of that type?
|
|
By approximately what percent does the total number of green vehicles exceed the total number of brown vehicles?
|
|
For the 5 vehicle types and 6 vehicle colors, what is the average (arithmetic mean) number of vehicles per type per color, rounded to the nearest whole number?
|
