Write the numbers in ascending prefer -10 , 2, -0.5 , 5/16

Geometry ? i don't know how to do any of these.

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)