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C(x) = 1.4x/100 - x
As cost is the cost in millions and x = %
Put C(x)= 60 %
0.60= 1.4x/100 – x
0.60(100-x)=1.4x
60 – 0.60x= 1.4x
1.4x+ 0.60x=60
2x=60
X=30
As cost is the cost in millions and x = %
Put C(x)= 60 %
0.60= 1.4x/100 – x
0.60(100-x)=1.4x
60 – 0.60x= 1.4x
1.4x+ 0.60x=60
2x=60
X=30
0
0
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