What is the following sum?

4 (RootIndex 5 StartRoot x squared y EndRoot) + 3 (RootIndex 5 StartRoot x squared y EndRoot)
7 (RootIndex 10 StartRoot x squared y EndRoot)
7 (RootIndex 10 StartRoot x Superscript 4 Baseline y squared EndRoot)
7 (RootIndex 5 StartRoot x squared y EndRoot)
7 (RootIndex 5 StartRoot x Superscript 4 Baseline y squared EndRoot)

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