Answer:
A. 31
Explanation:
The answer is A because a polynomial has at least two integers(more than two numbers) and A is just one integer, someone could get confused thinking is C but its not because <em>y³ </em>means <em>y×y×y, so that would not be the answer. </em>
Answer:
The groups walking speed is
or 
Step-by-step explanation:
we know that
To find the speed divide the distance by the time
so

Convert to mixed number

I would say 18 hours or basically 1080 minutes or basically <span>64800 seconds</span>
Answer:
145 000
Step-by-step explanation:
4350 = 3%
1% = 1450
100% = 145 000