document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=986103>Question 986103</A>: <I><SPAN STYLE=\"word-break: break-all;\"> to earn a B in a course, a student must at least get a 80 average on four tests and a final exam, with the final exam weighted twice that of any one test. If the four test scores are 82, 71, 88, and 78, what is the lowest the student can earn on a final and still get a B in the course? </SPAN>\n" );
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document.write( "The sum of the six scores (4 tests + 2 x final) must be (6 x 80=) 480 to earn a B.<BR>\n" );
document.write( "Current sum:<BR>\n" );
document.write( "82+71+88+78=319<BR>\n" );
document.write( "Total needed-current=2 x score on final<BR>\n" );
document.write( "480-319=2(Final)<BR>\n" );
document.write( "161=2(Final)<BR>\n" );
document.write( "80.5=Final<BR>\n" );
document.write( "ANSWER: The student must score at least 80.5 on the final to average 80.<BR>\n" );
document.write( ". </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );