SOLUTION: cane you help me with this questions please? the cost of running a family carries $500 per year for fixed cost plus variable cost of $0.50 for every km traveled Q1. what is the e

Question 893822: cane you help me with this questions please?
the cost of running a family carries $500 per year for fixed cost plus variable cost of $0.50 for every km traveled
Q1. what is the equation for the total anual cost?
Q2. what is the gradient of this line and its meaning?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
This is a linear relation
If you let = km traveled,
then the slope would be
-----------------------------
Let = the total cost in dollars

---------------------
The gradient is the slope,
This this the rate at which you pay
for each km driven.
$.5 times 1 km driven = $0.50

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