A cistern can be completely drained by a pipe in 6 hours. It can be filled by two pipes in 4 hours and 5 hours, respectively. Ho
1 answer:
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Answer: 6 hours
Step-by-step explanation:
Given, Tim and Jim are working on a school project together.
Tim takes 10 hours to complete the school project.
If Jim worked alone, it would take him 15 hours
Let t be the time they both take if they work together.
Then,
So, it will take<u> 6 hours</u> to complete the school project together .
Answer:
radius = 9 inches
Step-by-step explanation:
r = radius
Area = 254.4696 square inches
so we have:
so we have: r = 9 inches