4
Harga kerikil 1 truk =Rp 225 000 x 4 m 3 = Rp 900 000 Harga kerikil 5 truk =Rp 213 750 x 4 m 3 = Rp 855 000 Harga kerikil 10 truk =Rp 202 500 x 4 m 3 = Rp 810 000 VC = Rp 150 000 FC = Rp5 000 000 Y Y 1 Y 2Y 1 = X X 1 X 2X 1 Y900000 ( 810000900 000) = X 5 105 ( Y900.000 ) 5=( X5 ) 90000 5 Y 4500000=−90 000 X +450 000 5 Y +90 000 X 4950000=0 Y=−18000 X+ 990000 P=99000018 000 Pendapatan : TR = P.D = (990 000 – 18 000 D) D = 900 000 D – 18 000 D 2 Penyelesaian : 900 810 5 10

Harga Kerikil 1 Truk

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Harga kerikil 1 truk=Rp 225 000 x 4 m3 =Rp 900 000Harga kerikil 5 truk =Rp 213 750 x 4 m3 =Rp 855 000Harga kerikil 10 truk =Rp 202 500 x 4 m3 =Rp 810 000

VC = Rp 150 000FC= Rp5 000 000

105810900 = =

Pendapatan :TR= P.D= (990 000 18 000 D) D= 900 000 D 18 000 D 2Penyelesaian :Pendapan max = TR = MAX =990 000 36 000 D = 0TR MAX = 990 000 (27.5) 18.000 (27.5 2)= 27 225 000 13 612 500= 13 612 500

Keuntungan max = k maxK= TR-TC= P D-(FC+VC)= P D FC V D= 990 000 D 18 000 D 2 5 000 000 150 000 D= 840 000 D 18 000 D 2 5 000 000K max = 840 000 36 000 DD = 23.33K max= 840 000 (23.33) 18.000 (23.33 2)- 5 000 000=4 799 999, 8

BEPTR=TC P D = (FC+VC) P D = FC + V D990 000 D 18 000 D 2 = 5 000 000 + 150 000 D840 000 D 18 000 D 2 5 000 000 = 0

= 39,6632

=7,0034D1 = 7,0034D2= 39,6632

COS

D223.333D1TC

TRD