Answer:
Two real world situations are shown below.
Step-by-step explanation:
Initial population of a certain bacteria is 1 thousand and the population doubles in each hour. So, population of bacteria (in thousands) after x hours is
 
 
A person invests 1 lakh rupees in shares and the amount is twice at the end of each year. So, total amount (in lakhs) after x years is
 
 
 
        
             
        
        
        
-9 duh
It says the first week look at the numbers and then the top row with numbers. the only one that matches up is -9