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Let U = {English, French, History, Math, Physics, Chemistry, Psychology, Drama}, A = {Math, History, Chemistry, English}, B = {Psychology, Drama, French, Chemistry, English}, and C = {Physics, History, French}. Find the following. n(B) + n(C)
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Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
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If bradley saves for 4 weeks, what is the total amount of money he will have saved?
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What is the inter-quartile range of the given data set? 2 3 6
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Mr. chen is parking in a lot downtown. the graph shows the relationship between the time and the total cost of parking. evaluate the function for and input of 10.
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Let U = {English, French, History, Math, Physics, Chemistry, Psychology, Drama}, A = {Math, History,...
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