Answer:
b
Step-by-step explanation:
 
        
             
        
        
        
Answer:
R180
Step-by-step explanation:
Adjusted income = (original pocket money x new ratio) / old ratio
( 6 x $150) / 5 = $180
 
        
             
        
        
        
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
- Order of Operations: BPEMDAS
<u>Algebra I</u>
- Slope Formula:  
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Find points from chart.</em>
Point (39, 36)
Point (40, 29)
<u>Step 2: Find slope </u><em><u>m</u></em>
- Substitute:                     
- Subtract:                        
- Divide:                           
 
        
                    
             
        
        
        
<span>m(x) = –7x has an inverse which is a function.</span>
        
             
        
        
        
Answer:
1144 o 286
Step-by-step explanation:
Si pregunta por la cantidad de personas que se pesaron, la respuesta es (8/10) * (1430) = 8 * 143 = 1144.
 Si desea saber cuántas personas no se pesaron, la respuesta es 1430* (2/10) = 286