document.write( "Question 440081: Hai sir, can you please help me on this problem, I could not find the solution,\r
\n" ); document.write( "\n" ); document.write( "One type of metal has a density of 4 grams/cm^3. Another type has a density
\n" ); document.write( "of 5 grams/cm^3. Weights are made from both types of metal. Calculate the
\n" ); document.write( "difference in volume of 500 grams weights made from the two types of metal. \r
\n" ); document.write( "\n" ); document.write( "Thank you.
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Algebra.Com's Answer #304084 by Gogonati(855)\"\" \"About 
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When you know the mass and the density of the metal, using the formula:\r
\n" ); document.write( "\n" ); document.write( "\"V=m%2Fd\", you can find the volume.\r
\n" ); document.write( "\n" ); document.write( "Let V1, d1=4gr/cm^3 and m1=500gr, the volume,density and mass for the type1 metal\r
\n" ); document.write( "\n" ); document.write( "and V2, d2=5gr/cm^3 and m2=500gr, the volume,density,and mass for the type2 metal \r
\n" ); document.write( "\n" ); document.write( "Using the formula we write:\"V1=m%2Fd1\" and \"V2=m%2Fd2\", subtracting side by \r
\n" ); document.write( "\n" ); document.write( "side these two equalities we get:\r
\n" ); document.write( "\n" ); document.write( "\"V1-V2=m%281%2Fd1-1%2Fd2%29\", substituting the numeric values we have:\r
\n" ); document.write( "\n" ); document.write( "\"V1-V2=500%281%2F4-1%2F5%29=500%281%2F20%29=25\"\r
\n" ); document.write( "\n" ); document.write( "Answer:The difference in volume of these two types of metal is 25 gram.
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