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Author Question: You teach math to disadvantaged middle-school students. You have found that it helps to divide ... (Read 33 times) |
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.