At a city-wide assembly, 28% of the participants were fourth graders. there were 7% more fifth graders than fourth graders. if the number of sixth graders was 910 fewer than the total number of fifth graders and fourth graders, how many sixth graders attended the assembly?

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