Answer:$18.75
Step-by-step explanation: first multiply 8 times 1.25 then multiply 5 times 1.75 then add both of your numbers and put the decimal point back 
 
        
             
        
        
        
Answer:
x<7.5
Step-by-step explanation:
 
        
             
        
        
        
First thing to do is set up your equation:
45/x = 20/100
Cross multiply
4500 = 20x
And divide by 20
Answer: 225 people were surveyed 
        
                    
             
        
        
        
52-24=28 books were nonfiction 
You must get the ratio if nonfiction to fiction
28/24= 7/6
        
             
        
        
        
Value of the boat after 9 years= 12050*(1-0.12)^9
=$3814(correct to nearest integer)