What is the mean for 10 11 18 24 30?

Where were cravats invented? How do you write one and fourteen hundred? What numbers does 72 divide into? How do you change exponential form to standard form? What does 14 and 35 go into? How does a exponential curve look like? Why are variable costs more relevant than fixed costs in short-term decision making? What are the themes and ideas in the devil on the cross? What is 50 percent of 37 dollars? Is 4.17 greater than 4.017? Is a set of even counting numbers well defined or not? What is the difference between formulaic and algorithmic problem? The caboose is 9.826cm long How long is it to the nearest hundredth of a centimetimeter? What is the least common denominator of 8 20 and 15? How many tenths in seven? Give two examples of standardized units that were used for measurement hundreds of years ago? What 4 prime numbers timed make 225? What is the answer to question 41 on the impossible quiz? What can go into 6 and 21 evenly? How fast is 5 knots in kilometers per hour?