Answer:
1 is neither prime nor a composite number because it only has 1 divisor, 1 and 1, and it doesn't have more than 2 integral divisors, like stated, it only has 1. So it falls in neither category.
 
        
                    
             
        
        
        
Answer:
8
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
1. 4.66 gallons 2. 2.33 gallons 3. 1.55 gallons
Step-by-step explanation:
1. If her gallons cover is 250 square feet, the number of gallons of paint Lacie would need to cover 1,165.5 square feet of bedroom walls is 
1,165.5/250 = 4.66 gallons 
2. If her gallons cover is 500 square feet, the number of gallons of paint Lacie would need to cover 1,165.5 square feet of bedroom walls is 
1,165.5/500 = 2.33 gallons
3. If her gallons cover is 750 square feet, the number of gallons of paint Lacie would need to cover 1,165.5 square feet of bedroom walls is 
1,165.5/750 = 1.55 gallons
 
        
             
        
        
        
60%
Working
£5:100%
£1:20%
£8:160%
So percentage increase is 60%