document.write( "Question 1066205: One day 10% of the students enrolled in the school were absent. There were 1,620 students present on that day. How many students were absent? \n" ); document.write( "
Algebra.Com's Answer #681368 by ikleyn(52776)\"\" \"About 
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\n" ); document.write( "Let x be the total population of students in the school.\r
\n" ); document.write( "\n" ); document.write( "You are given 0.9x = 1620.\r
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\n" ); document.write( "\n" ); document.write( "Then x = \"1620%2F0.9\" = 1800.\r
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\n" ); document.write( "\n" ); document.write( "10% of 1800 is 0.1*1800 = 180.\r
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\n" ); document.write( "\n" ); document.write( "Answer. 180 students were absent that day.\r
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\n" ); document.write( "\n" ); document.write( "There is a bunch of lessons on percentage problems \r
\n" ); document.write( "\n" ); document.write( "    - Percentage problems\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 1 problems, Finding the Part)\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 2 problems, Finding the Rate)\r
\n" ); document.write( "\n" ); document.write( "    - Percentage word problems (Type 3 problems, Finding the Base)\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert.\r
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