exam Maths Puzzle Numerical Ability

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The director of a summer day camp estimates that 100 children will join if the camp fee is $250, but for each $20 decrease in the fee, ten more children will en

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exam Other Question

For the following function, C computes the cost in millions of dollars implementing a city recycling project when x percent of the citizens participate.
C(x) = 1.4x/(100-x)
a.) I would appreciate any help you can give me with this problem.

To restore a medieval castle in Europe, the conical roof of one of its round towers had to be painted with a speci