Answer:
Yes, those two are equal.
Step-by-step explanation
(10p/2q)*2/2=5p/q
 
        
             
        
        
        
Use the rule of 3 simple 
x mean 100%
3 mean 15%
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 x = 3*100/15 = 300/15 = 20
hope this will help you 
        
                    
             
        
        
        
An integer divided by its opposite always equals -1: this is false. Any number which is not 0 divided by it's opposite is in fact equal to -1, but since 0 is also an integer, it's false. You are right, good job!
 
        
                    
             
        
        
        
Answer:
280/4 = 70 miles per hour. Next, take the unit rate and multiply it by the number of hours you are trying to find. In this case, you are trying to find 6 hours and 30 minutes, but this can also be rewritten as 6.5, since 30 minutes is half an hour. So, in 6.5 hours, the car can go 455 miles
 
        
             
        
        
        
Answer:
g = 23/16
Step-by-step explanation:
3/16 = (-5/4) + g
g = 5/4 + 3/16
g = 23/16