document.write( "Question 881782: The car 'A' of mass 1500kg,traveling at 25m/s collides with another car 'B' of mass 1000kg traveling at 15 m/s in the same direction.After collision,the velocity of car 'A' becomes 20m/s. Calculate the velocity of car 'B' after collision.
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Algebra.Com's Answer #532539 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
This is a physics problem and not an algebra problem.
\n" ); document.write( "Assume that there is conservation of momentum.
\n" ); document.write( "\"p%5Bi%5D=1500%2825%29%2B1000%2815%29\"
\n" ); document.write( "\"p%5Bf%5D=1500%2820%29%2B1000%28V%29\"
\n" ); document.write( "By conservation of momentum,
\n" ); document.write( "\"p%5Bi%5D=p%5Bf%5D\"
\n" ); document.write( "\"52500=30000%2B1000V\"
\n" ); document.write( "\"1000V=22500\"
\n" ); document.write( "\"V=22.5\"\"m%2Fs\"
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