How many days are in 20 decades?

What is renewal rate? What times equals 1500? Can every square number up to 12times12 be expressed as the sum of two prime numbers? What is 73x4 equal to? How much does a motel cost? How discount received occurs? What is the absolute value of the difference between the point estimate and the population parameter it estimates? What is the number of rays needed to make an angle? How much is 15 percent of 1020.00 dollars? What is the another name for vertices in 2d shapes? What is the function of cnidocytes? Opinion on statistics? What is 9 divied by 9? What percent of 50000 is 735? What does -12 -12 equal to? What is the greatest common factor for 54 135 and 189? What does spac mean? 60mm equal how many cm? How yards is made in 15 feet? 440 in whole number in simiplest form?