Dayshawn can choose two of his four t-shirts to take on a weekend trip. if the t-shirts are labeled a, b, c, and d, which choice represents the sample space, s, for the event? s = {abcd} s = {abcd, dcba} s = {ab, ac, ad, bc, bd, cd} s = {ab, ba, ac, ca, ad, da, bc, cb, bd, db, cd, dc}

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

X+y=-4 x-y=2 use elimination with adding and subtraction

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation