document.write( "Question 947012: After four tests Trudy's average score was 85. If her score is 90 on the fifth test what will her average on all five tests be? \n" ); document.write( "
Algebra.Com's Answer #577731 by amarjeeth123(570)\"\" \"About 
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After four tests Trudy's average score was 85.
\n" ); document.write( "The sum of the scores on the four tests=85*4=340.
\n" ); document.write( "Trudy's score on the fifth test is 90.
\n" ); document.write( "The average on all five tests=(340+90)/5=430/5=86.
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