5.6 x 10 to the 6th power minus 340000 divided by 2 x 10 to the 3rd power

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

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 the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.