What is the answer for this equation: 9 x 3/5 = 8/11w also think what is "w". but do the equation first.

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.)

Anyone know? is appreciated! will mark brainliest if correct!

Describe the relationship between the angles of similar triangles and the sides of similar triangles