85 81 89 81 72 82 77 81 79 83 mode mean median

85 81 89 81 72 82 77 81 79 83 mode mean median


From small to large: 72 77 79 81 82 83 85 89
Mode: 81 mean: 81 median: 81



Because 42 / 7 = 6, so 7 () 42;


Because 42 / 7 = 6, so 7 (divisible) 42



42 to three fifths equals x to six fifths


3/5x=42×6/7 x=30



510 divided by [42 times [5 / 6 minus 3 / 7]]


30