X<span> ≤30
hope this helped</span>
        
             
        
        
        
Answer:
last oneeee
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
This is matter of ratio!
42/150 = x/120. It's 33.6 grams :D
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The unit rate will be in revolutions per second. That means divide number of revolutions by number of seconds. 
first convert from mixed fraction. 
6 2/5 = 32/5 revolutions 
2 2/3 = 8/3 seconds 
32/5 ÷ 8/3 
flip multiply 
32/5 × 3/8 = 12/5 revolutions per second
12/5 = 2 2/5 revolutions per second