document.write( "Question 44290: Find the cost per pound of a coffee mixtur made from 7 lbs of coffee that costs $9.80 per lb and 3lbs of coffee that costa $8.10 per lb? \n" ); document.write( "
Algebra.Com's Answer #29200 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! We find the average this way \n" ); document.write( "[7*$9.80 + 3*$8.10] / 10 = \n" ); document.write( "(68.60 + 24.30) / 10 = \n" ); document.write( "$92.90 / 10 = \n" ); document.write( "$9.29 per pound \n" ); document.write( " |