document.write( "Question 1019586: You are taking a course that has four tests. The first three tests are worth 100 points each, and the fourth test is worth 200 points. To get an A in the course, your must have an average of at last 90% on the four tests. Your scores on the first three tests were 87, 92, and 84. What must you score on the fourth test to get an A in the course? \n" ); document.write( "
Algebra.Com's Answer #635536 by FrankM(1040)\"\" \"About 
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The tests have 500 point total. You need .9 * 500 = 450\r
\n" ); document.write( "\n" ); document.write( "450-(87+92+84)= 187
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