The graph shows the relationship of the number of gallons being drained from an aquarium over time. What function models the relationship?

In each bouquet of flowers, there are 2 roses and 3 white carnations. complete the table to find how many roses and carnations there are in 2 bouquets of flowers.

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Nine more than four times a number is the same as one less than twice the number. find the number?