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Hard math question. Please help!?
At the fair, Lisa stumbles upon a game called Cool Down. In this game, there is a container with 8 cups of hot water (at a temperature of 50 degrees Celcius). The object is to determine how many cups of cold water (at temperature of 20 degrees Celcius) to add to the container to reduce the temperature.
a. Find an equation expressing the temperature (degrees Celcius) of the water in the container as a function of the volume (cups) of cold water added.
PLEASE HELP IT WOUKD BE GREATLY APPRECIATED!
2 Answers
- PolygonLv 78 years ago
Let x = volume of water at 20C
8*50 + X*20 = (8 + X)T
Where T is the new and lower Temperature
T = (400 - 20X)/(8 + X)
T = 20(20 - X)/(8 + X)
- Anonymous5 years ago
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