Answer:
Runners that decrease times are not improving
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Answer:
Expand 
Step-by-step explanation:

Apply the distributive law: 


Apply minus - plus rules:


Multiply the numbers: 

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Answer:
Step-by-step explanation:
5-500 is sqare 5
Answer:
64*4=256
256/7= 1782
Answer 1789
That means that there are 1789 packages.