exam
Maths Puzzle
Numerical Ability
How much water must be evaporated from 400 gallons of a 14% saline solution to get a 40% saline solution?
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exam Other Question
please help me solve the following
-k(-2-3)-(-2)(-k-5)=-2-(-2k+4)+3 square root of -27
For the function, y=1/x-2
a) give the y values for x=-1,0,1,2,3,4
b)using points, draw a curve (graph)