The answer to this problem is A.
Answer:
The answer is 5
Step-by-step explanation:
First you subtract 3 from both sides and get 10. Then you divide by 2 and you get 5.
Answer:
0.0594 = 5.94% probability of rain on November 1 and 2, but not on November 3.
Step-by-step explanation:
Rain on November 1:
0.9 of 0.6(rain on Oct 31).
0.3 of 0.4(not rain on Oct 31).
Rain on November 2:
Considering rain on November 1, 0.9 probability of rain.
Rain on November 3:
Considering rain on November 2, 0.1 probability of rain.
Find the probability of rain on November 1 and 2, but not on November 3.
Multiplicating the probabilities:

0.0594 = 5.94% probability of rain on November 1 and 2, but not on November 3.
Answer:
-36
Step-by-step explanation:
We don't need one, do we? It's just simple math.