The answer is 40..........
Complete Question
The complete question is shown on the first uploaded image
Answer:
The value is 
Step-by-step explanation:
From the question we are told that

And

Generally s(t) at t = a is mathematically evaluated as

So



Thus the velocity is represented as

=> 
=> 
=> 
Now at t = 3
=> 
=> 
Answer:
7. Multiply 2,5and 4 by 7 to get these answers. That's how 7 is a common factor of these numbers.
The absolute value is 3 i believe, not sure though
Answer:
8.008
8.018
8.088
8.808
8.88
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