Ascientist needs 65 liters of a 15% alcohol solution. she has available a 25% solution and a 12% solution. how many liters of the 25% solution and how many liters of the 12% solution should she mix to make the 15% solution?

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered