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What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

What is the average diastolic blood pressure for adults