Answer:
B. 4,1
Step-by-step explanation:
 
        
                    
             
        
        
        
If its multiplication sipmlest form is, 6/10
If its addition simplest form is, 7/9 
If its any other just tell me! Hope i was right :p 
        
             
        
        
        
Answer:  Average discharge at the mouth of the Amazon River in 1 hour =  cubic feet
 cubic feet 
 Average discharge at the mouth of the Amazon River in 1 year=  cubic feet[/tex]
 cubic feet[/tex]
Step-by-step explanation:
Given : The average discharge at the mouth of the Amazon River =4,900,000 cubic feet per second.
i.e. The average discharge at the mouth of the Amazon River  in 1 second= 4,900,000 cubic feet 
Since 1 hour = 3600 seconds
Then , the average discharge at the mouth of the Amazon River  in 1 hour = 
 cubic feet
 cubic feet 
Since , there are 2080 hours in a typical year.
Then, the average discharge at the mouth of the Amazon River in 1 year= 
 cubic feet
 cubic feet 
 
        
             
        
        
        
Answer:
2/8 and 5/8
Step-by-step explanation:
4=2×2
8=2×2×<em>2</em>
<em>LCM=</em>2×2×<em>2</em>=8
1/4 × 2/2 = 2/8
 
        
             
        
        
        
The answers 59 because 90 degrees is the angle so 21 plus 10 equals 31 and 90-31 equals 59