Read it. Had fun. Had happy. Had left.
<span>Across nearly seven million years, the human brain has tripled in size, with most of this growth occurring in the past two million years.</span>
Answer:
0.95 kPa
Explanation:

(4.0)(1.9) = (
)(8.0)
kPa
-- However, you should see that when the volume increases (doubles, in this case) you will divide the original pressure value by 2. Pressure and volume are inversely related.