400ft by 500ft is how many acrers?

If a cyclone hits how many square meters of poperty would be damaged? Where can one purchase a 3M projector? What is the volume of a cube that measures 5 ft on each side? How many pounds in a bushel of rice? What is 100000 roman numerals? What does 100000 100 bills weigh? Is circle a verb or adverb? What percentage of 2m is 20cm? What word indicating a time of the day is a palindrome? What are 8N in a O? If A circle has a radius of 8.5 what is the diameter? Why are the false and true pelves important clinically? What does your score of 124 on an adult IQ test mean if you are 13? Why is plastic used to make rulers? What is the corresponding effect on the volume of a cube? Is 117 divisible by 3 why do you think so? How many times does a piston goes up and down to complete the 4-stroke cycle? What would the slope intercept form of 4x-3y equals 3 be? What are 46 's factors? How many dollars is 3.4 lakh?