document.write( "Question 1035349: *corrected information*\r
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document.write( "A public opinion survey is administered to determine how different age groups feel about an increase in the minimum wage. Some of the results are shown in the table below.
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document.write( " For Against No Opinion
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document.write( "21 - 40 years __ 20 5
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document.write( "41 - 60 years 20 __ 20
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document.write( "over 60 years 55 15 5\r
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document.write( "The survey showed that 40% of the 21 - 40 year-olds surveyed are against an increase, and 15% of the entire sample surveyed has no opinion.\r
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document.write( "How many 21 - 40 year-olds surveyed are for an increase? \r
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document.write( "How many 41 - 60 year-olds are against an increase? \n" );
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Algebra.Com's Answer #649997 by Amrata1(11)![]() ![]() ![]() You can put this solution on YOUR website! Let the entire no. Of people surveyed be x.\r \n" ); document.write( "\n" ); document.write( "Total no. Of no opinion = 15% * x = (5+20+5) \n" ); document.write( "Or, 15/100 * x = 30 \n" ); document.write( "Therefore, x= 200.\r \n" ); document.write( "\n" ); document.write( "Now, let y be the no. Of people of age group 21-40 years who were surveyed.\r \n" ); document.write( "\n" ); document.write( "Therefore 40% * y = 20 \n" ); document.write( "Therefore y = 50\r \n" ); document.write( "\n" ); document.write( "No. of (For + against + no opinion) of 21-40 years age group = 50 \n" ); document.write( "Or, for + 20 + 5 = 50 \n" ); document.write( "1. For = 25 in age group 21-40 years.\r \n" ); document.write( "\n" ); document.write( "Now, total no. Of all people = 200 \n" ); document.write( "No. of people in (Age Grp 21-40 + age Grp 41-60 + over 60) = 200. \n" ); document.write( "Or, (50)+( 20+against+ 20)+(55 +15+ 5) = 200 \n" ); document.write( "Therefore, no. Of people against increase in age group 41-60 = 35.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |