Answer:
Step-by-step explanation:
That'd be the Identity Property of Multiplication.
See I have had bad days in school Bc of so much homework and writing but thissssss
n(A), n(B) and n(AnB) are given and n(AUB)'s complement is asked.
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.