Answers
10. 2.7 * 10^7 degrees fahrenheit
11. 53000
12. 0.00000992
13. 0.041
14. 272600000
15. 0.84
16. 1450
17. 0.0009392
18. 602
19. 3752800
20. 102400000 (I'm assuming the question is asking for standard form here)
21. >
22. <
23. >
24. <
Explanation: Move the decimal point the same amount of times as what the exponent says. If the exponent is positive, move it to the right. If the exponent is negative, move it to the left.