Just multiply 30 times 2,000 and also multiply 30 times 700. The reason you will multiply it by 30 is because in 1 month there is 30 days. 30 x 2,000= 60000 30 x 700 = 21000 I’m only 9 btw so sorry if I didn’t give a lot of detail lol
        
             
        
        
        
The answer is: 
50(16n+21)
        
             
        
        
        
Answer:
I think that it is 10,7
Step-by-step explanation:
I am just guessing so I am really sorry if it is wrong.
 
        
             
        
        
        
The answer it’s D please give brainliest
        
             
        
        
        
Complementary angles are any 2 adjacent angles that make up 90°
knowing this, we see <COB is 90°, so now we just look for the 2 angles inside of it
<COD & <DOB