The distance a train travels d is proportional to a constant rate of speed r at different times t which equation shows the relationship between the speed of the train and the distance traveled A r=dt B r=d+t C r=d-t D r=d/t

Which of the following situations represents a linear relationship? a. theresa increases the distance she runs by 0.1 miles every week. b. the volume of a box depends on the length of box. c. the amount of money in a bank account increases by 1 percent each year. d. the population of a town doubles every 5 years.

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.