Answer:
29. D
30. A
31. C
32. B
33. A
Step-by-step explanation:
The next number is 27.
You can find this by finding the common ratio between 3 and 9 and multiplying 9 by the common ratio. The common ratio is 3
Answer:
Step-by-step explanation:
Perimeter is all sides added together.
l is length, w is width, and P is perimeter.

300 is the original amount and 0.5 is the rate (a percent) which is deacying because it is less than 1