Answer:
1st option
Step-by-step explanation:
4  ÷ 2
 ÷ 2  ( change mixed numbers into improper fractions )
 ( change mixed numbers into improper fractions )
=  ÷
 ÷ 
To perform the division
leave 1st fraction, change ÷ to × , turn 2nd fraction ' upside down'
=  ×
 × 
 
        
                    
             
        
        
        
Answer:

Step-by-step explanation:
Given



Required
Determine how much goats in field A, get.
To do this, we simply multiply the percentage feed received by goats in field A by the actual bags of feeds
i.e.

Convert percentage to decimal


<em>Hence, goats in field A get 11.76kg of feeds</em>
 
        
             
        
        
        
Answer:
-10
Step-by-step explanation:
The equation would be -8 - (-10) = 2. When subtracting a negative, you are actually just adding a positive. It's like the two negative signs cancel each other out, so it would look more like -8 + 10 = 2. For the answer box, just put -10. 
 
        
             
        
        
        
False.
e is an irrational number, then it cannot be the ration of two integer numbers.
That expression is only an approximation to the value of e.