Answer:
3 men = Rs. 6000 = 4 days
Step-by-step explanation:
→ Find how much 1 man make in 3 days
1 man = Rs. 1500 = 3 days
→ Find how much he makes in 1 day
1 man = Rs. 500 = 1 day
→ Find how much one man can make in 4 days
1 man = Rs. 2000 = 4 days
→ Find how much 3 men will make
3 men = Rs. 6000 = 4 days
 
        
             
        
        
        
Step-by-step 
=> 900=-100x+300
=> -100x+300=900
=> -100x=900–300
=> -100x=600 divide both side by -100
=> x=-6
 
        
                    
             
        
        
        
Hello there! The answer for question 3 is 4 dogs 
The answer for question 2 is  D 6%, 0.66, 6/10
The answer for question 1 is 20% 
Hope this helps out! :)
        
             
        
        
        
<span>$7.89525 Would be the exact amount of taxed owed. Which rounds to $7.90</span>