At a butcher shop, Karl bought 6 1/25 lb of beef and some pork. He left with 21 13/20 lb of meat. Express the number of pounds of pork he bought using a decimal

What is the total area of the figure?

How can you find the mean absolute deviation (mad) for this set of data?

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation