document.write( "Question 324294: if a car takes 20 minutes to travel 15km how fast is the car going ? \n" ); document.write( "
Algebra.Com's Answer #232103 by mananth(16946)\"\" \"About 
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if a car takes 20 minutes to travel 15km how fast is the car going ?
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\n" ); document.write( "since distance is in km
\n" ); document.write( "time has to be changed to hours
\n" ); document.write( "20 minutes = 20/60 = 1/3 hours
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\n" ); document.write( "speed = distance / time
\n" ); document.write( "speed = 15 / (1/3)
\n" ); document.write( "speed = 15*3
\n" ); document.write( "= 45 km / hour\r
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