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22. The heights of 10 girls were measured in
cm and the results are as follows: 135, 150,
139, 128, 151, 132, 146, 149, 143, 141. How
many girls have height less than the mean
height?
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Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Factor the monomial completely 42a3b3

Someone me what is the area of this figure? 18m 18m 8m 16m