exam Maths Puzzle Numerical Ability

C= 6000
_______
200 - 2x

The cost, in millions of dollars, to remove x% of pollution in a lake modeled by the formula above.
What is the cost to remove 75% of the pollutant?

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exam Other Question

The supplement of an angle is 60 degrees less than twice the supplement of the complement of the angle. Find the measure of the complement. FAA

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