Suppose you have lunch with four friends and the total check (with tax and tip) is $155. how much should you each pay if you split the check evenly?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

Find the distance between c and d on the number line c=3 and d=11

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?