document.write( "Question 1153717: A 0.101 pound force marble is launched by a slingshot. It attains a velocity of 170 mph within 1/25 th of a second starting from rest. What is the average force on the marble during launch? (Answer in lbf) \n" ); document.write( "
Algebra.Com's Answer #775998 by MathLover1(20850)\"\" \"About 
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given:
\n" ); document.write( "\"m=0.101%28lb%29\"
\n" ); document.write( "\"170+mph+\"-> convert to \"ft%2Fs\"=> \"170+mph=249.33%28+ft%2Fs%29\"
\n" ); document.write( "\"t=%281%2F25%29s\" th of a second starting from rest\r
\n" ); document.write( "\n" ); document.write( "the average force
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