Answer the questions below. (a) Rafael estimates this product by computing 6 x 800. What is his estimate? X Х 6 X 800 = 0 (b) Maria estimates this product by computing 6 x 900. What is her estimate? 6 x 900 = 1 (c) Whose estimate is closer to 6863? Rafael's estimate is closer Maria's estimate is closer Their estimates are equally close Explanation Check​

Two lines parallel to the same plane are parallel to eachother

Find the percent error of the measurement 4 cm

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?