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# Select all ratios equivalent to 12 : 815: 105: 325: 16​ Answers: 3  ### Another question on Mathematics Mathematics, 21.06.2019 19:40
Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).
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Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2
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For any rectangle efgh, is it always or sometimes true that fg ≅ gh ? explain your reasoning.
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Which of these triangle pairs can be mapped to each other using a single translation? cof hn
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Select all ratios equivalent to 12 : 8

15: 10
5: 3
25: 16​...
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