Answer:
The third one
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
the question is asking to name any point, B is a point that falls on the graph
Answer:
A) 
B) 
Step-by-step explanation:
A) You can add these expression because they contain the same square root:

B) Same as above:

Lets look at the hours they are open from. 9 am - 4:30 pm which is 7 and a half hours a day. Now we multiply 7 1/2 by the number of days they are open, which will be 7 1/2 * 255 = 1,912.5. This means that the library is open 1,912 1/2 hours a year.
I hope I've helped! :)
The answer is the fraction is 66/100 or simplified, 2/3<span />