The percentage of students who attended the talent show for years 2018 to 2013 Is shown year | percent of students

2008 | 83%

2009 | 85%

2010 | 89%

2011 | 84%

2012 | 88%

2013 | 81%

This year the school has a total of 400 students. How many students do you expect to attend the talent show this year explain how you found your answer please!:)

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