Find the interquartile range (IQR) of the data in the box plot below masses of farmer faye's pumpkin

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

What are the steps to solving the inequality 3b + 8 ≥ 14?

How to do this , and can some one explain