document.write( "Question 264376: an aircraft covers a distance of 42km in 2minutes and 30 seconds what is the average speed?
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Algebra.Com's Answer #194641 by mananth(16946)\"\" \"About 
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an aircraft covers a distance of 42km in 2minutes and 30 seconds what is the average speed?\r
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\n" ); document.write( "\n" ); document.write( "2minutes and 30 seconds = 2 and 1/2 minutes = 5/2 minutes= (5/2 )/60 \r
\n" ); document.write( "\n" ); document.write( "= 5/120 hrs\r
\n" ); document.write( "\n" ); document.write( "speed = d/t = 32/ (5/120)\r
\n" ); document.write( "\n" ); document.write( "=768 kmph
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