Clint spends 1/2 hour practicing trumpet, 3/4 hour doing tasks around the house, 1 1/2 hour doing homework, and 1/4 hour cleaning his room. he is finished at 7: 30 p. m. when did clint start?

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220