Water is running into a bathtub at a constant rate. after two minutes, the tub is filled with 2.5 gallons of water. write two questions for this proportional relationship. use w for the amount of water (gallons) and t for time (minutes). in each case, what does the constant in proportionality tell you about this situation?

The monthly texting plan of all star cell is $11 per month and $0.25 per text. the monthly texting plan of top line cell is $14 per month and $0.15 per text. a student wants to set up a system of equations to find the number of texts for which the total monthly cost of the two companies is the same. he uses the variables x and y. he lets y represent the total monthly cost. what will x represent? x = number of texts x = cost of the total number of texts x = total monthly cost x = cost of each text