39=3m-12 Solve the eqaution

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

What percent of 18 is 24? and plz explain thx.

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.