document.write( "Question 1005761: Emily's gold is six weeks is to earn a grade of at least 95 in her English one honors class her grade will be determined by the average of four test grades she has earned a 92 a 100 and a 98 on her first three tests what is the minimum grade that she can make on her fourth test and attain her goal \n" ); document.write( "
Algebra.Com's Answer #621922 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! To attain a 95 average of four tests, she would need to total \n" ); document.write( "4 * 95 = 380 points total. \n" ); document.write( "So far she has earned 92+98+100 = 290 points \n" ); document.write( "Thus she needs 380-290 at least 90 points... \n" ); document.write( "We could also write \n" ); document.write( "(290 + x)/4 >= 95 \n" ); document.write( "which leads to the same \n" ); document.write( "x >= 90 \n" ); document.write( "conclusion... \n" ); document.write( " |