What is the mean average deviation (MAD) of the data
set shown below? Round your answer to the nearest
tenth when necessary
45, 49, 43, 40, 33

It costs 4.25 for 1 pound of roast beef. how much will it cost to purchase 2.5 pounds of roast beef? round to nearest cent

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?