cif state

FOB CNF CIFFOBCNFCIFFOBFree On BoardFOB.
FOBCIFC&FCFR3 1FOBFOBFree On Board 2CIFCIF.
FOBCFRCIF fobcfrcif FOBCFRCIF.
ExwFOBCIF ExwEx Works.
CIF ...
cif cif.
FOBCIF ...
Diamond cif picture New picture.
CIF ~ 7CIF C&F FOB .
CIF CFR.

FOB CNF CIFFOBCNFCIFFOBFree On BoardFOB.
FOBCIFC&FCFR3 1FOBFOBFree On Board 2CIFCIF.
FOBCFRCIF fobcfrcif FOBCFRCIF.
ExwFOBCIF ExwEx Works.
CIF ...
cif cif.
FOBCIF ...
Diamond cif picture New picture.
CIF ~ 7CIF C&F FOB .
CIF CFR.
Let \( d \) be the distance between City A and City B.
Time from A to B = \( \frac{d}{80} \)
Time from B to A = \( \frac{d}{100} \)
Total time = \( \frac{d}{80} + \frac{d}{100} = 9 \)
Finding a common denominator:
\( \frac{5d + 4d}{400} = 9 \)
\( \frac{9d}{400} = 9 \)
\( 9d = 3600 \)
\( d = 400 \)
#### 400 kilometers