In 2006 the cost of mailing a letter first class in the united states was $0.39 for the first ounce and $0.24 for each additional ounce
what would be the expression of the cost of mailing a 3 ounce letter in 2006 will give brainliest.

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is