document.write( "Question 964025: 1) A school has ordered some uniforms for students of years 7, 8, 9. Year 7 gets 42% of the uniforms; year 8 gets 5/7 of the uniforms that year 7 gets;year 9 gets 20 uniforms less than year 8. Find the total number of uniforms ordered.
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Algebra.Com's Answer #589105 by macston(5194)![]() ![]() You can put this solution on YOUR website! Year 7=42% \n" ); document.write( "Year 8=(5/7)(42%)=30% \n" ); document.write( "Year 9=100%-72%=28% \n" ); document.write( "Year 9=Year 8-20=30%-20uniforms 30%-20 uniforms=28% so 2%=20 uniforms \n" ); document.write( "Total (100%)=20/0.02=1000 uniforms \n" ); document.write( "ANSWER: The total order was 1000 uniforms. \n" ); document.write( " |