SOLUTION: 16 hours to fill a swimming pool using a small hose a large hose is connected to a different supply can fill the same in 72 hours. The small hose is turned on at 8:00am and the own

Question 1126584: 16 hours to fill a swimming pool using a small hose a large hose is connected to a different supply can fill the same in 72 hours. The small hose is turned on at 8:00am and the owner turns on the large hose at 10 am. Both hoses run from 10:00am to 3:00pm what percentage of the pool is filled by 3 pm.
Found 2 solutions by ankor@dixie-net.com, ikleyn:
Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
16 hours to fill a swimming pool using a small hose a large hose is connected to a different supply can fill the same in 72 hours.
The small hose is turned on at 8:00am and the owner turns on the large hose at 10 am.
Both hoses run from 10:00am to 3:00pm what percentage of the pool is filled by 3 pm.
:
From the information given we know:
the small hose ran for 7 hrs
the large hose ran for 5 hrs
:
let the full pool = 1
Find the fraction of the pool filled
+ =
the common denominator will be 144
+ = * 100 ~ 51% filled by 3 PM
:
--------------------------------------------------------
Replacing 72 hrs with 12 hrs
Find the fraction of the pool filled
+ =
the common denominator will be 48
+ = * 100 ~ 85% filled by 3 PM
:
Answer by ikleyn(52847)   (Show Source): You can put this solution on YOUR website!
.

So, the small hose fills the pool in 16 hours, while the large hose fills the pool in 72 hours ?   ?   ?   ?   ?   ?   ?

Whatever is the source of this post, it should be EITHER re-edited
OR re-directed to the TRASH SECTION, since it incorrectly uses the terms "small" and "large".

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