exam
Maths Puzzle
Numerical Ability
how much water must be evaporated from 240 gallons of a 3% salt solution to produce a5% salt solution?
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exam Other Question
For the following function, tell where the function is increasing and decreasing. What is the concavity? Give the coordinates of the vertex and the equation of the axis of symmetry. f(x)= -3(x+2)^2+3
Technology. Driving down a mountain, Tom finds that he has descended 1800 ft
in elevation by the time he is 3.25 mi horizontally away from the top of the
mountain. How do I find the slope of his descent to the nearest hundredth?