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Exercise 1. Which is bigger, 77009100 or (77009100)? Exercise 2. What is the magnitude of 7.79.1? Exercise 3. In the example of the previous section, a driver uses 15 gallons of gas to drive 420 miles. How many gallons per mile does the driver use? Exercise 4. What is 72053/1000, written as a decimal? Exercise 5 . What is 7.2053 written as a fraction with whole numbers as numerator and denominator? Exercise 6. Write 72053 as a percent. Exercise 7. Write 3.21 as a percent. Exercise 8. What is 6% of 100? What is 6% of 100 million? Exercise 9. Write .06\% as a decimal. Exercise 10. What is 6% of .01? What is 6% of .01 million? Exercise 11. What is 6% of 5000 ? Exercise 12. Is .64 within 25% of .72053