In microsoft excel, you have data to enter in cells a1 through a250. you need a function that adds all of these cells together. what is one way to write formula to achieve this?

Which of the following is not a way in which trees benefit the environment? a. they remove a significant amount of carbon dioxide from the atmosphere. b. they remove a significant amount of oxygen from the atmosphere. c. their roots hold soil in place, reducing rates of erosion. d. they remove ozone and particulates from the atmosphere. select the best answer from the choices provided a b c d

What does the faves button do? a. users mark a web page as a favorite b. leads other readers to favor a specific page c. readers sort and align their favicons, or favorite icons d. leads users to a message board where they can post questions

Afiling system in which an intermediary source of reference, such as a file card, must be consulted to locate specific files is called a(n) system. a. shelf filing b. direct filing c. indirect filing d. shingling