Calculate the Mean Absolute Deviation of these data. Round answers to the nearest tenth (one decimal place). 12, 17, 20, 8, 13

Which value is not a solution of 8x^3 – 1 = 0

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers