Tina's score on her midterm exam was at the 40th percentile. the grades were normally distributed. the exam average was 73 and the standard deviation was 5. what was tina's score on the exam?

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