There are 8,000 books in a library. There are 5,920 non-fiction books. What percent of the books are non–fiction books?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

If a || b and e || f , what if the value of y ?

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