document.write( "Question 1130771: A trough contains a certain amount of sand. After Jamie used it to fill a 2.4-kilogram bag, a 650-gram bowl, and a 3-kilogram,125-gram pail, she realized that she had a kilogram of sand left in the trough. How much sand was in the trough at first? \n" ); document.write( "
Algebra.Com's Answer #747375 by Boreal(15235)\"\" \"About 
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1 kg left + 2.4 kg + 0.65 kg + 3.125 kg
\n" ); document.write( "3.4 + 3.775
\n" ); document.write( "7.175 kg\r
\n" ); document.write( "\n" ); document.write( "If significant figures are an issue, it would be 7 kg
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