A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
Pump 1 can empty a pool in 9 hours while Pump 2 can empty the same pool in 12 hours. If the two pumps worked together, how long would it take them to empty the pool?
anonymous
 4 years ago
Pump 1 can empty a pool in 9 hours while Pump 2 can empty the same pool in 12 hours. If the two pumps worked together, how long would it take them to empty the pool?

This Question is Closed

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Solve the following inequality: 2x + 6 ≤ 5x  9

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Pump 1 does 1/9 per hour and Pump 2 does 1/12 per hour

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0how many hours then together?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Work out how much the two are doing per hour together and u can easily get your answer...

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0about 5 hours about 5 hours and 10 minutes about 5 hours and 20 minutes about 5 hours and 30 minutes ?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[\frac{ 1pool }{ 9 hours }*T hours + \frac{ 1pool }{ 12 hours}*Thours = 1 pool\] t/9 + t/12 =1

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0you solved for t and got t=5?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0multiply the whole equation by (9*12)

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0yes, multiply the whole equation by 108

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0it will be easier for you if you leave 108 as 9*12 , but do it however you like...

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so the answerr is 5hr and 30mns

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0what did you get for t?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0A plane traveling from Dallas to New York with a tailwind of 30 miles per hour takes 4.5 hours. Returning with the headwind, it takes the same plane 5 hours. What is the average speed of the plane in calm conditions? A plane traveling from Dallas to New York with a tailwind of 30 miles per hour takes 4.5 hours. Returning with the headwind, it takes the same plane 5 hours. What is the average speed of the plane in calm conditions?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0go right to the answer, no agony \[\frac{9\times 12}{9+12}\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0i seriously doubt \[\frac{9\times 12}{9+12}=9\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so the answer is 5hrs?
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.