document.write( "Question 296684: A jet fighter cruises at 1.5 times the speed of sound. The speed of sound is 1.24x10^3 km/hr. How many hours does it take for the jet to fly the 5.8x10^3 from new york to paris. Demonstrate the use of scientific method. \n" ); document.write( "
Algebra.Com's Answer #213755 by josmiceli(19441)\"\" \"About 
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The speed of the jet is
\n" ); document.write( "\"1.5%2A1.24%2A10%5E3+=+1.86%2A10%5E3\" km/hr
\n" ); document.write( "\"d+=+r%2At\"
\n" ); document.write( "\"t+=+d%2Fr\"
\n" ); document.write( "\"t+=+5.8%2A10%5E3%2F%281.86%2A10%5E3%29\"
\n" ); document.write( "\"t+=+3.118\" hr
\n" ); document.write( "or, about 3 hrs and 7 min\r
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