Rs. hall records the heights of 50 students in a spreadsheet. the mean height is 68 inches. after looking at the data again, she realized that two of the 50 observations were outliers that must have been typos, 82 and 86 inches. she deleted these two observations. what is the new mean, rounded to the nearest hundredth?

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655