The number of users worldwide on a social networking site can be approximated by the mark W.21-1691700 word is the number o usor in millions and is the number of years after 2000. Based on this model, predict when the number of users worldwide on a social working site will reach 2512 million
The number of users workouto on a social working site will reach 2512 million in the year

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.