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(3 marks) A certain type of storage battery lasts, on average, 3.0 years with a standard deviation of 0.5 year. The battery lives are assumed normally distributed. (a) What is the probability that a given battery will last between 2.3 and 3.6 years
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There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?
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Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):
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For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.
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Aiko jumped rope for 20 min and stopped at 8: 05 when did she start
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(3 marks) A certain type of storage battery lasts, on average, 3.0 years with a standard deviation o...
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