document.write( "Question 20830: Flora had an average of 56% of her first 7 exams. What would she need on her eigth exam to get an average of 60% on 8 exams? \n" ); document.write( "
Algebra.Com's Answer #10027 by kapilsinghi(68) ![]() You can put this solution on YOUR website! in First 7 exams \r \n" ); document.write( "\n" ); document.write( "average = 56 %\r \n" ); document.write( "\n" ); document.write( "so total marks available in first 7 exams = 700 \n" ); document.write( "Flora scored 56*7 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "in 8 exams \r \n" ); document.write( "\n" ); document.write( "If average is 60% \n" ); document.write( "Total marks available in 8 exams = 800 \n" ); document.write( "Flora should score 60*8 in total\r \n" ); document.write( "\n" ); document.write( "Total score for 7 exams = 392 \n" ); document.write( "Total score required for 8 exams = 480\r \n" ); document.write( "\n" ); document.write( "marks to be scored in 8th exam = 480 - 392 \n" ); document.write( " = 88 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "kapilsinghi123@gmail.com\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |