document.write( "Question 1210373: EmilĂ­a has an average of 70 on 4 different tests. If the lowest score is dropped, her average rises to 90. What is the lowest score? \n" ); document.write( "
Algebra.Com's Answer #852129 by greenestamps(13198)\"\" \"About 
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\n" ); document.write( "4 tests with an average of 70; total points 70*4 = 280.

\n" ); document.write( "3 tests with an average of 90; total points 90*3 = 270.

\n" ); document.write( "The number of points on the test that is dropped is 280-270 = 10.

\n" ); document.write( "ANSWER: 10

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