Before leaving to visit mexico levantine traded 270 america dollars for 3000 mexican pesos when returning for mexico he had 100 pesos left how much will he receive when he exchanges theses pesos for dollars

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

Need this asap if anyone can i would be very grateful. if you could show workings that would really

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?