Answer: 2
Step-by-step explanation:
 
        
             
        
        
        
Answer: Square root of 16 is +4 or -4. Since -4 is not a natural number, the square root can be described as an integer.
Step-by-step explanation:
The square root of 16 is a rational number. The square root of 16 is 4, an integer
 
        
             
        
        
        
Answer:
1st
Step-by-step explanation:
 
        
             
        
        
        
A solid estimate would be 790,000,000
        
             
        
        
        
Answer:
6:3.6
Step-by-step explanation:
The hight of the photo=15
so,15=6
15 :- 2.5=6
9 divided by 2.6= 3.6
therefour, the answer will be 6:3.6