Look at the example problem. Estimate the product (5.3 X 10-4) x (4.8 X 10%) and show your work. Is
your solution close to the estimate?
Please i need help

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

Which of the functions below could have created this graph?

Write the percent as a fraction or mixed number in simplest form. 0.8%