document.write( "Question 914338: Write the equation of variation.( inversely)
\n" ); document.write( "The cost of a train ticket varies directly with the number of kilometers. A Trip costS Php 84; how much would a 320-kilometers trip cost?
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Algebra.Com's Answer #555050 by josgarithmetic(39617)\"\" \"About 
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C for cost, d for distance
\n" ); document.write( "p, a constant of proportionality for DIRECT VARIATION\r
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\n" ); document.write( "\n" ); document.write( "\"C=pd\"\r
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\n" ); document.write( "\n" ); document.write( "Let C = 84 Php
\n" ); document.write( "Let d = 320 km\r
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\n" ); document.write( "\n" ); document.write( "\"p=C%2Fd\"
\n" ); document.write( "\"p=84%2F320\"
\n" ); document.write( "\"highlight%28p=0.2625%29\" Php per km, the PRICE for each kilometer...\r
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\n" ); document.write( "\n" ); document.write( "I made a couple small adjustments to your whole description plus question, but something is wrong with one, the other, or the two of them. Is Php 84 the price or the cost of the trip? Cost and price are not the same thing.
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