The numbers of pages in the books in a library follow a normal distribution. If the mean number of pages is 180 and the standard deviation is 30
pages, what can you conclude?
A About 60% of the books have fewer than 150 pages.
B.
About 16% of the books have fewer than 150 pages.
О с.
About 95% of the books have more than 150 pages.
D.
About 16% of the books have more than 150 pages.

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

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