820
bc it is not 825 or higher it stays the same
Answer:

Step-by-step explanation:
Given


Required
Determine the mass of the vehicle
This question will be answered using Newton's second law

Substitute values for Force and Acceleration

Make Mass the subject


---- approximated
<em>Hence, the mass of the vehicle is 1867kg</em>
the answer for x is 76.4. the way to find it is by dividing 458.4 by 6 to find x s value.
Exact answer is 90pi and volume is 283