document.write( "Question 977308: A car is traveling at an average speed of 18 km/hr
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document.write( "(i) Express its average speed in m/sec.
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document.write( "(ii) Find the distance it travel in 3 hours.
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document.write( "(iii) Find how far it travel in 25 seconds.
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Algebra.Com's Answer #598833 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A car is traveling at an average speed of 18 km/hr \n" ); document.write( "(i) Express its average speed in m/sec. \n" ); document.write( "Ans: 18(km/hr)*(1000 m/1 km)(1 hr/3600 sec) \n" ); document.write( "(18*1000*1)/(1*1*3600)(m/sec) \n" ); document.write( "---- \n" ); document.write( "= 5 m/sec \n" ); document.write( "--------------------------- \n" ); document.write( "(ii) Find the distance it travel in 3 hours. \n" ); document.write( "Ans: 3(18 km/hr) = 54 km \n" ); document.write( "------------------ \n" ); document.write( "(iii) Find how far it travel in 25 seconds. \n" ); document.write( "Ans: 25(5 m/sec) = 125 meters \n" ); document.write( "--------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------- \n" ); document.write( " |