A swimming pool's large drain will empty the pool in 3 hours while its smaller drain takes 6 hours. If both drains are opened, h
ow long will it take to empty the pool?
2 answers:
Answer:
2 hours
Step-by-step explanation:
6 divided by 3 is 2
Im pretty sure this is correct :)
Answer:
1.5 hours
Step-by Step Explanation:
the smaller drain takes 2x as long by itself then the bigger drain, so it will be 2x as quicker if both are opened.
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The percentile associated with the mean must be high than 50%
R - 4 x 8 is the expanded expression
I think the answer's C: $7000/$8000
That's a surprisingly easy question for high school
4n(-2)=(5)(-2)
-8n=-10
—— —-
-8 -8
n= 5/4
n= 1 1/4
So the final answer is n= 1.25
