Need with a math question need answer soon

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120