document.write( "Question 40222: 4 shovels of sand are used for every 5 shovels of gravel in making cement. How many shovels of gravel are needed for 64 shovels of sand?
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document.write( "_______shovels of gravel are needed.
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Algebra.Com's Answer #25604 by vidhyak(98)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "4 shovels of sand are used for every 5 shovels of gravel\r \n" ); document.write( "\n" ); document.write( "4s : 5g\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "How many shovels of gravel are needed for 64 shovels of sand? \n" ); document.write( "64s : Xg\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We need to calculate the value of X \n" ); document.write( "4s : 5g \n" ); document.write( "64s : Xg\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4s.Xg = 5g.64s \n" ); document.write( "X = (5g*64s)/4sg\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "= 5*64/4 \n" ); document.write( "= 5*16 \n" ); document.write( "= 80\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "___80____shovels of gravel are needed. \n" ); document.write( " \n" ); document.write( " |