document.write( "Question 854218: Loretta picks apples for her grandfather to make apple cider. She brings him her cart with 420 apples. Her grandfather smile at her and says, \"Thank you Loretta. That is 35% of the apples that we need.\" Use mental math to find how may apples Loretta's grandfather needs. Describe your method. \n" ); document.write( "
Algebra.Com's Answer #514516 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! The apples she brings and the apples she needs \n" ); document.write( "are divided 35% - 65%, \n" ); document.write( "Dividing each % by 5, I get 7 and 13, so the \n" ); document.write( "fractions are: \n" ); document.write( "7/20 and 13/20 \n" ); document.write( "If 420 apples is 7/20, then \n" ); document.write( "60 apples is 1/20 \n" ); document.write( "and \n" ); document.write( "13 x 60 = 780 apples is 13/20 \n" ); document.write( "So, her grandfather needs 780 apples \n" ); document.write( "check: \n" ); document.write( "780 / ( 780 + 420 ) = 780/1200 \n" ); document.write( "78/120 = 65% \n" ); document.write( "OK \n" ); document.write( " \n" ); document.write( " |