Apizzeria uses a 3-pound bag of cheese

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.)

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

How many verticies does a triangular prims have