Answer:
A. 40°C B. -10°C per kilometer
Step-by-step explanation:
As the height increase, the temperature decreases.
 
        
                    
             
        
        
        
<u>Answer:</u>
x = 0.417 or x = -0.917
<u>Step-by-step explanation:</u>
We are given the following expression and we are to solve it for the variable x:

We will find the least common multiple of 2. 6 and 9:

Simplifying it to get:



Using the quadratic formula to solve for x:


 or
 or 
 or
 or 
 
        
             
        
        
        
I believe that the common difference would be.10
        
                    
             
        
        
        
Answer:
Poverty in Africa is caused by corruption and poor governance, poor land utilisation and land tenure system, civil wars and unending political conflicts, poor infrastructure, diseases and poor health facilities, the World Bank and IMF policies, among others.
 
        
             
        
        
        
Interest rate = 7%
I= PRT where I is the interest earned, p is the principal, r is rate as a decimal, and t is time in years.
A - P will give us the interest earned.
12,150 - 9,000 = 3,150
3150 = (9000)(r)(5)
3150 = 45,000r
r = 0.07
r = 7%