What does proportinol mean in math terms?

Is using a comma before or after and correct? What is 1144646 rounded to the nearest million? What is sphere in Four dimensions? How many faces edges and vertices does a trapezodial prism have? How do you write 0.0004120 in scientific notation? What is the cube root of 8000? How much should you weigh if you are an 11-year-old? Is fifteen eighths greater thah one quarter? Diagonals of isosceles trapezoid perpendicular? What is DCXIII in Roman Numeral? Are all odd numbers prime numbers give reasons for the answer? What is 6493 minus W equals 4304? What is the sequence of the pattern 6 2 -4 -8? If a circles diameter is 20in what is the circumference? What is divided attention? What is dimension data used for? How many centimeaters in a meter? What is the 3 digit biggest number? What you the GFC of 32 24 16? What is barrel shaped organelle usually found in pairs and perpendicular to each other?