document.write( "Question 850952: A car travels 20 miles in 30 minutes. At this rate, how far will the car travel in 2.5 hours?\r
\n" ); document.write( "\n" ); document.write( "My question for this answer is how is twenty miles in 30 minutes 40 miles in 1 hour? Im a bit confused on the formula its using. The first method i tried using was t= d/s and got the answer of 1 hour, but did not get 40 miles out of it. \r
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Algebra.Com's Answer #512492 by rvfer(117)\"\" \"About 
You can put this solution on YOUR website!
use a ratio
\n" ); document.write( "20/30=x/150
\n" ); document.write( "30x=3000
\n" ); document.write( "x=3000/30
\n" ); document.write( "x=100 miles
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\n" ); document.write( "your question. 60 minutes equals one hour.
\n" ); document.write( "So 20*2=40
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