What is the value of 36 plus n equals 57?

What is 14 m is how many mm? What is the largest even number that can be made using only three of these cards 5673? How many years is it from 1998 to 2012? Are there 9 feet in a yard? What is four thirds plus negative one third? What is 30 percent off 900? 16 is what percent of 400? How do you write 40076 in expanded form? X minus 4 y equals negative 7? How do you write 78 as a product in two different ways? What is 0.500 in fraction form? Do 3 negatives make a positive? How many square feet of concrete is in a yard? What is the persons average speed in kilometers per hour? What is the ratio of 32 grams to 36.4 mg? What is the square root of 253? What is 1.15 trillion written out? How much is 350cm in meters? What day of the week was September 20 1964? 0.123 meters closer to 0.1 meters or 0.2 meters?