Manuel is filling water balloons at a constant rate of 3 water balloons per minute. with the given information, which of these statements is a reasonable conclusion? a. there will be 24 water balloons filled after 16 hour. b. there will be 120 water balloons filled after 20 minutes. c. there will be 90 water balloons filled after 12 hour. d. there will be 75 water balloons filled after 40 minutes.