Answer:
B :)
Step-by-step explanation:
 
        
             
        
        
        
Step-by-step explanation:
Now she has 6 watermelons. 
 
        
                    
             
        
        
        
you don't need to know this for real life situations but for school you do need to know it, i dont know how to do this but here's a link to the same question you have but it's explained on how to solve it 
https://www.wyzant.com/resources/answers/499729/fireworks_can_go_up_to_1000_feet_in_around_3_seconds_what_s_is_it_s_average_vertical_speed_in_feet_per_second_and_miles_per_hour
((Also i'm a fellow ARMY as well =) ))
 
        
             
        
        
        
You need to find the total miles he traveled then multiply it by 3. 
New York --> Chicago is 714 miles, 
Chicago --> Washington is 596 miles,
Washington --> New York is 205 miles.
so total he traveled 1,515 miles.
1,515 x 3 = 4,545. 
So D would be your answer (:
        
             
        
        
        
Answer:
Sample response:
Step-by-step explanation:
She would multiply the rate by the years to find the average rise in water levels, or 1.8 times 6.2 = 11.16. To find the difference between the water levels, she would subtract -13.64 from 11.16.