document.write( "Question 1001958: The owner of a spice shop mixes oregano costing $4.00 per ounce with basil costing $2.40 per ounce. How many ounces of each are needed to produce 8 ounces of a mixture costing $3.00 per ounce? \n" ); document.write( "
Algebra.Com's Answer #619028 by macston(5194)\"\" \"About 
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\n" ); document.write( "B=amount of basil; R=amount of oregano
\n" ); document.write( "B+R=8oz
\n" ); document.write( "R=8-B
\n" ); document.write( ".
\n" ); document.write( "($2.40/oz)B+($4.00/oz)R=($3.00/oz)(8 oz)
\n" ); document.write( "$2.4B+$4(8-B)=$24
\n" ); document.write( "$2.4B+$32-$4B=$24
\n" ); document.write( "-$1.6B=-$8
\n" ); document.write( "B=5
\n" ); document.write( "ANSWER 1: He should use 5 ounces of basil.
\n" ); document.write( ".
\n" ); document.write( "R=8-B=8-5=3
\n" ); document.write( "ANSWER 2: He should use 3 ounces of oregano.
\n" ); document.write( ".
\n" ); document.write( "CHECK:
\n" ); document.write( "($2.40/oz)B+($4.00/oz)R=($3.00/oz)(8 oz)
\n" ); document.write( "($2.40/oz)(5 oz)+($4.00/oz)(3 oz)=$24.00
\n" ); document.write( "$12.00+$12.00=$24.00
\n" ); document.write( "$24.00=$24.00\r
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