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Maths Puzzle
Numerical Ability
how many pounds of Brazilian coffee worth $5 per pound must be mixed with 20 pounds of colombian coffee worth $4 per pound, to produce a mixture worth $4.20 per pound?
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book Other Question
For the function, y=1/(x-2)
a) Give the y values for x = -2, -1, 0, 1, 2, 3.
Answer:
Show work in this space.
b) Using these points, draw a curve.
Show graph here.
how do i solve the problems??? i dont know how to do this can u help me???