<span>Lets make it clear: You would have a positive answer when the value you are looking for has to be a positive number. On the other hand you would have a positive and a negative answer when you take the square root of something that doesn't have to be positive. it could be either because when a negative number is squared it becomes positive and when a positive number is squared it stays positive as well.</span>
Answer:

Step-by-step explanation:

Answer:
For every 5 campers there are 2 counselers
5/6
Since it is given that it is small, only worry about the small coins.
There are 18 total small coins and 15 of them are gold so 15/18 is the probability or when simplified = 5/6