On January 1st 2003 Gerry opened a savings account and paid 3.25%

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

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.)

Which of the following expressions is equal to 2x^2+8