There is 60% chance that it will rain today. If it rains, the probability of watching a movie is 0.5. But, if it does not rain t
1 answer:
Applying the given probabilities, it is found that there is a 0.42 = 42% probability of watching a movie today.
These following <em>probabilities </em>involve a movie being watched today:
- 0.5 of 0.6(if it rains today).
- 0.3 of 1 - 0.6 = 0.4(if it does not rain today).
Hence, adding them:
0.42 = 42% probability of watching a movie today.
A similar problem is given at brainly.com/question/14398287
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Answer:
1 hour and 42.8 minutes
Step-by-step explanation:
To answer this question let's call while it takes Jenna to clean the gutters
Let's call while it takes John to clean the gutters
h
h
t = total time
g = job = 1 (clean the gutters)
The speed of each one is:
g/ h
g/h
So:
h
Then, both together paint of gutters for each hour.
This means that it takes hours to clean the gutters together
Finally cleaning together takes 1,714 hours or also
1 hour and 42.8 minutes
