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Mathematics, 03.08.2019 08:50 smkw04p3ao0n
At the beginning of the school year, there were three 4th grade classes. mrs. smith’s class had 19 children, mr. day’s class has 17 children, and ms. brown’s class had 20 children. at the end of the year there were still three classes, but 13 children had moved during the year. how many total students were left at the end of the year?
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Mathematics, 21.06.2019 17:00, 19youngr
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Mathematics, 21.06.2019 17:30, alexandroperez13
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
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At the beginning of the school year, there were three 4th grade classes. mrs. smith’s class had 19 c...
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