Mellie Grant started cleaning the swimming pool at the Country Club at 10:30 a. m. and completed her assignment at 3:15 p. m.. How long did it take her?​

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?

Find two numbers if their sum is 91 and the ratio is 6: 7?