Graph theta equals pi over 3

Which of the following expressions are equivalent ?

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r