SOLUTION: Hi a container measures 18cm by 22cm by 30cm.it is half filled with water. Water from a jug is then poured into the container, increasing the volume in thd container by 1/3 of it

Question 1101000: Hi
a container measures 18cm by 22cm by 30cm.it is half filled with water. Water from a jug is then poured into the container, increasing the volume in thd container by 1/3 of its original volume.
How much more water is neede to fill the container completely.
After the water from the jug is added water flows from a tap at a rate of 660cm^3 per minute into the container. How long will it take to fill up the container to the brim.
thanks
Found 3 solutions by ankor@dixie-net.com, Shin123, KMST:
Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
a container measures 18cm by 22cm by 30cm.it is half filled with water.
* 18 * 22 * 30 = 5940 cu/cm of water
:
Water from a jug is then poured into the container, increasing the volume in the container by 1/3 of its original volume.
5940 + (5940) = 7920 cu/cm
:
How much more water is needed to fill the container completely.
(18*22*30) - 7920 = 3960 cu/cm more water required
:
After the water from the jug is added water flows from a tap at a rate of 660cm^3 per minute into the container.
How long will it take to fill up the container to the brim.
= 6 minutes
Answer by Shin123(626)   (Show Source): You can put this solution on YOUR website!
3960 ml,6 min

Answer by KMST(5328)   (Show Source): You can put this solution on YOUR website!
THE MENTAL MATH WAY (no calculator needed):
You start with of a container full of water,
and then add of that to have
.
To get a full container, you need to fill the other .
The volume to add in cubic cm ( or as a nurse would say) is
.
To fill the container completely, an extra or of water is needed.
Adding the water at ,
it will take
.
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