Answer:
165 meters is 5.5% of 3 kilometers.
Solution:
We need to calculate 165 meters is what percent of 3 kilometers.
When comparing or calculating percentage the two quantity should have same units.
So we need to convert 3 kilometers into meters
1 km = 1000 meters
So

3 km = 3000 meters
Now, need to calculate 165 meters as how much percentage of 3000 meters
So we get
= 5.5%
Hence 165 meters is 5.5% of 3 kilometers.