If the mean of seven values is 39, find the sum of the values.

What does the relationship between the mean and median reveal about the shape of the data

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

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?