Ancient chemistry class andrew has earned scores of 64 69 and 73 on three tests he must maintain an average of 70 to pass the course. what score must andrew earn on the final exam to pass the course

1: 4 if the wew 35 surfboards at the beach how many were short boards?

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

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1