SOLUTION: Suppose the cost of manufacturing 10 units of a product is R40 and the cost of manufacturing 20 units is R70. If the cost C is linearly related to output Q. The cost of producing 3

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Question 1161644: Suppose the cost of manufacturing 10 units of a product is R40 and the cost of manufacturing 20 units is R70. If the cost C is linearly related to output Q. The cost of producing 35 items is
Answer by josgarithmetic(39618)   (Show Source): You can put this solution on YOUR website!
x, how many units
C, cost of those x units
points (x,C)

(10,40) and (20,70) and you want the point on the line, find the unknown coordinate in (35,C).

------this is based on point-slope form equation of a line. Simplify and solve for C.

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