Derek used unit cubes to build a rectangular prism. he used 28 cubes to make the bottom layer and made the prism 3 layers high. what is the volume of derek''s prism ?

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour.is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers