They are very different 1/10 is equivalent to 10% and also 0.1 but 1/100 is equivalent to 1% and 0.01
        
             
        
        
        
Answer:
so 4 times 5 is 20 girls
your answer is 20
Step-by-step explanation:
you have to do cross math so 3 over 4 times 5 over? so 
 
        
                    
             
        
        
        
Answer:
Brian sold 35 tickets
Step-by-step explanation:
42/6 = 7
7 x 5 = 35
35/42 = 5/6
Brian sold 35 tickets
(I know this isn't part of the question, but Brain didn't sell 7 tickets)
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
 
        
             
        
        
        
Answer:
(1)
Multiplying by 3 both sides of the equality you get that 

3u  is in the Span of the vectors  .
.
(2)
That's not true, consider the following counter example. 

 is a linear combination of
 is a linear combination of  but is NOT a linear combination of
 but is NOT a linear combination of 
Step-by-step explanation:
(1)
As the hint indicates, you know that 

Then, if you multiply both sides of the equality by 3, you get that 

And that's it. 3u  is in the Span of the vectors 
(2)
That's not true, consider the following counter example. 

 is a linear combination of
 is a linear combination of  but is NOT a linear combination of
 but is NOT a linear combination of 