How many days does it take to make one inch of topsoil?

What is 26 over 52 simplified? How far is 50 metres in walking distance? What is the Roman numeral for 19? Which is smaller 0.234 or .2? How do you find distance between two points geometrically? Is alpha the probability that the test statistic would assume a value as or more extreme than the observed value of the test? What is the fraction for 315? Parallel structure refers to having at least two divisions within each level of your outline? What is the GCF of 38 and 19? Does 50 go in 450 9 times? What weighs 3 kilogram? What name is given for the following reaction of galactose plus glucose plus lactose plus water? Do atoms combine to form molecules in simple whole number ratios? How many kilometers are there in 3.34 times 10 to the fifth power cm? What does the 77 mean on side of a silver coin? What is 2 divided by 81? What is the notation for a ray from Q through P? What was the first name of the mother who according to biographer Giorgio Vasari sat for DaVinci and 31 x 21 inch portrait? Why one plus one is two? What is the IQ number meaning idiot?