Which graph shows a proportional relationship?

(Sorry if the images are weird)

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

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

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?