The error of percentage is the amount of error over the original amount.
In this case it is 22/95  (not 22 over 77 because 77 is not the original amount they expected to sell.   
22/95 = .2315  or 23.2% to the nearest tenth of a percent
Perhaps your teacher just wants 23% as an the approximate error.
        
                    
             
        
        
        
The product of 5 3/4 X 4 2/9 is equal to 24 5/18
        
             
        
        
        
The remainder is the integer left over after dividing one integer by another. The quotient is the quantity produced by the division of two numbers.
Hope that helped !
        
             
        
        
        
The slope would be 1/4 because to find the perpendicular slope, you find the negative reciprocal
        
             
        
        
        
Answer:
4045.10
Step-by-step explanation: