document.write( "Question 1161826: A biologist has three grams of rat food containing 0.006 of Strontium 90 for use as a radioactive in a study of bone cancer in these animals. How many grams of food with 0.011% Strontium 90 must be added so that the content of that metal in the food is 0.008? \n" ); document.write( "
Algebra.Com's Answer #785459 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "0.011% is 0.00011.

\n" ); document.write( "You can't mix concentrations of .006 and .00011 and get a concentration of .008.

\n" ); document.write( "Re-post, showing the information correctly.

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