What does markup mean in math terms?

Is every trapezoid a trapezoid? What is a line that cuts a circle or a sphere in half called? What does a notational alalyst do? What is 2000000 to the 5th power? What is the lowest common factor of 9 and 18? What is divisible by the number 62 and 100? What can you divide 89 with to get an equal answer? How do you divide valvoplasty into its word parts? What jobs use a clinometer? What is negative 1.65 as a fraction? What is the square root of 104 in radical form? What is the answer to 5x-2 plus 36? How do you write 167? What is 4 divided by 3615? How do you convert feet and inches into feet? Which 5 numbers are between 0 and 1? How do you write 0.6 as a fraction in its lowest form? Can you find the mistake 1 2 3 4 5 6 7 8 9? How many grams are in one pound? What is 5a squared minus 80 squared?