document.write( "Question 1000810: Andy's average grade for his four tests in math class is 87%. What grade does he have to get on his next test to reach an average of 90% for all five test? \n" ); document.write( "
Algebra.Com's Answer #618129 by fractalier(6550)\"\" \"About 
You can put this solution on YOUR website!
He cannot.
\n" ); document.write( "To average 90 on all five tests, he would need 450 points.
\n" ); document.write( "He has 4 x 87 = 348 points.
\n" ); document.write( "He would need 102% on the fifth one.
\n" ); document.write( "
\n" );