- When will yellowstone erupt?

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What are the odds of correctly guessing 6 random numbers out of 40? A man is 5 times as old as his son 2 years ago the sum of the squares of their age was 114 find the present age of son?answer is 7? What galaxy does the greys come from? Suppose that your mixture showed a good TLC separation with methylene chloride, but you inadvertently eluted the column with methanol.? How do I enable it?