Aspill of two gallons of methane occurs in the men's room. methane has a half life of seven years. how much remains in 20 years

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

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What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4