Question 1 Next Generation Quantitative Reasoning, Algebra, and Statistics Practice Test for the ACCUPLACER® test

Sally lives in Antarctica. In the afternoon she measures the temperature to be . Eight hours later she measures the temperature to be . Three hours later she measures again and finds it to be . The following morning she measures one last time and finds the temperature to be .

What is the absolute value of the difference between the lowest and highest measured temperatures?

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