What is a mathematical phrase with at least one variable?

Is a 3d bar code digital or anolouge? What is the largest 3-digit number that is divisible by 12 and 13? What was the percent of increase from 1.238 from 1.38? What is lowest common multiple of 8 and 28? How do you write 13 and 21 hundredths as a mixed decimal? Is a cubic inch greater than a cubic centimeter? Is 52 a composite number or a prime number? How many toothpicks will be in the fifth figure? What is the meaning of the Marathi name Shirish? How many yards of dirt to fill a 4 x 8 x 8 inches deep? Can a 0.5 kiloliter drum hold 80000 milliliters? Where does a point lie if it is on a segment whose endpoints are on the sides of the angle but is not an endpoint of the segment? How do you write five thousand and four pounds and sixty pence? In order to make a 2-column organizer to take notes you need to? What is 55820 in scientific notation? What does it mean if a fraction has a value greater than 1? Is 6 kilometers greater than 600 meters? Can you Create at least 3 design using geometrical figures only? Do only integers have absolute value? What does mm stand for in quantity?