Answer:
4√5
Step-by-step explanation:
√80 = √16 times √5
√16 = 4
4 times √5
4√5
 
        
                    
             
        
        
        
9 is 18% of 50. So, 50 percent also written as 50% means 50 out of 100 parts. Since there are exactly two 50s in 100, fifty percent is the same number as one half. 50 percent=0.5 in but as a fraction, its 1/2. 
        
             
        
        
        
There are 20 C3 possible ways to choose 3 books to read. 
There are 5 C3 possible ways to choose 3 mysteries to read.
The probability that Mariah will not choose all mysteries can be expressed as 1-5C3/20C3.  (These 3 Choices Are True)
There are 1 C3 possible ways to choose 3 books that are not all mysteries. 
The probability that Mariah will choose 3 mysteries can be expressed as 1/5C3.
(These 2 Choices Are False) 
Hope This Helps 
        
                    
             
        
        
        
1 gallon = 8 pints, so  2 gallons = 16 pints.
If each container can hold one pint, then she will need 16 containers.
        
                    
             
        
        
        
Answer:
8.2
Step-by-step explanation:
(4.5)^2+(6.9)^2=c^2
20.25+47.61=67.86
sqrt of 67.86= 8.2 (rounded already) :)