Write a recursive rule for the arithmetic sequence 22,15,8,1

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.)

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

According to the data set, where should the upper quartile line of the box plot be placed?