Dependence 15181
The pool has 12 flow holes, 3 of which are open. It fills up in 24 hours. Express the dependence of the pool's filling time on the number of open flow holes and construct a graph.
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You need to know the following knowledge to solve this word math problem:
- algebra
- expression of a variable from the formula
- basic functions
- inverse proportion
- direct proportionality
- functions
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