Answer: 7/45, 7/18
Step-by-step explanation:5/9 - 2/5 = 25/45 - 18/45 = 25 - 18/45 = 7/45
and 1/2 - 1/9 = 9/18 - 2/18 = 7/18
It is easier to create a probability table.
FOUND NOT FOUND TOTAL
REGION 1 0.70 0.30 1
REGION 2 0.40 0.60 1
REGION 3 0.30 0.70 1
The probability that during the search, the plane is not found in region 1 is 0.30. (1 - 0.70)
A
Mark brainliest please
Hope this helps you