Answer:
864 squared meters
Step-by-step explanation:
Set up a proportion. The scale between 270 and 360 should be the same as 648 to the fourth yard.
The probability is found from a suitable table or probability calculator.
p(z < 1.3) ≈ 0.9031995154
Given a integer depending on whether or not it is positive or negative it is always opposite of what it is. For example the opposite of 7 is -7