Fjohn can drink one barrel of water in 6 days, and mary can drink one barrel of water in 12 days, how long would it take them to drink one barrel of water together?

The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks