How do you get the sum and how to express the answer in lowest term of fraction of?

How many milligrams is 2.25 grams? What does the probability of one mean? Is 757 a prime number? What answer makes 32? What does the 39 s mean? How many square feet are in 89 inches by 89 inches? How many gallons of water does 2 guppies need to survive? How do you write out 295.77 million? If you ran 100 yards in 17 seconds how many seconds per yard is that? What is the percent change from 80 to 62? It is possible for a triangle to be both right and isosceles? What is the simplest form of 14 over 24? What happens if you pass your 11 plus? Who devised the celsius scale? What is the past tense of step? What is 21 percent 150? What is the side length of a cube with a volume of 3375 cm3? What does it mean when your grades are the same as the class average in all of your courses? What is 13 over 20 as a percent? If a radius of a circle is perpendicular to a chord then?