document.write( "Question 368326: A student scored 78 on a test that had 4 seven-point fill-ins and 24 three-point multiple-choice questions. The student had one fill-in wrong. How many multiple-choice questions did the student answer correctly? \n" ); document.write( "

Algebra.Com's Answer #262531 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


\n" );
document.write( "Hi,
\n" );
document.write( "4 seven-point fill-ins and 24 three-point multiple-choice questions
\n" );
document.write( "4*7 + 24*3 = 100 points total
\n" );
document.write( "78% correct or 78 points scored
\n" );
document.write( "Let x be the number of multiple choice correct
\n" );
document.write( "3*7 + 3*x = 78
\n" );
document.write( "3x = 57
\n" );
document.write( "x = 19 multiple choice correct \n" );
document.write( "

\n" );