| Next Operation: | Answer: | Bonus Hint: |
| #16: Subtract the number of digits in ten million. | |
| #17: Subtract the temperature at which Fahrenheit is equal to Celsius. | |
| #18: Subtract twice that much from that number. | |
| #19: Add the greatest common divisor of the answers to #8 and #28. | |
| #20: Divide by the number of sides in a rhombus. | |
| #21: Use the bonus hint from #16. | |
| #22: Add the atomic number for Argon. | |
| #23: Let a be the number of donuts in twelve dozen. Then, what is #22? | |
| #24: Divide by the number of white stripes in the American Flag. | |
| #25: Add the max of your answers to #7, #12, and #18. | |
| #26: Divide by the number of teaspoons in a tablespoon. | |
| #27: Add the first natural number containing ten letters in its english spelling. | |
| #28: Add to that the sum of your answers to #4 and #15. | |
| #29: If the answer to #28 was an arc measured in degrees, how many times would you have to repeat that arc, traversing a perfect circle, to reach the starting point again exactly? | |
| #30: Give the average of the four Keys hidden throughout the quiz! | |