|
|
|
|
|
|
Average Beaver |
20 inches |
15 minutes |
|
|
Bart |
20 inches |
7 1/2 minutes |
|
|
Betty |
60 inches |
30 minutes |
1 20 in 21 minutes 90 seconds 1 20 inches 10 minutes 2 60 in 3 minutes 15 seconds 2 60 inches 30 minutes 3 10 in 31 minutes 16 seconds 3 10 inches 5 minutes Total for Bart 33 minutes 45 seconds Total for Betty 45 minutes
1. Tree 2 is bigger by three times the average tree.
2. Tree 3 is half of the average tree.
Final Answer: