round each weight to the nearest whole gram. them estimate the total weigh of the coins in allens hand peny is 2.500 nickel is 5.000 and the dime is 2.268 quarter is 5.670 half dollor is 11.340 whats the answer please help me

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