A chemist is estimating the volume of a solution in a test tube. The actual volume of the solution is 33.1 ml. The chemist's estimate is 35 ml. Find the absolute error and the percent error of the chemist's estimate. If necessary, round your answers to the nearest tenth.

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Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.

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since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.