One more than double a number and five more than double a number is 74, what is the number?

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

Find the area of the regular hexagon if a side is 20 cm.

Someone which statements are true? check all that apply.