document.write( "Question 270194: You are taking a course that has 4 tests. The first 3 tests are 100 points each and the fourth test is 200 points. To get an A in the course, you must have an average of at least 90% on the four tests. Your scores on the first three tests were 87,92,and 84. What must you score on the 4th test to get an A for the course? \n" ); document.write( "
Algebra.Com's Answer #197959 by drk(1908)\"\" \"About 
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The total points are 300 + 200 = 500.
\n" ); document.write( "90% of 500 = 450 points
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\n" ); document.write( "The 3 scores are: 87, 92,and 84 which sum to 263.
\n" ); document.write( "450 - 263 = 187.
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\n" ); document.write( "You must scores 187 out of 200 on the fourth test to get an A.
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