贝贝幼儿园买来苹果.橘子.梨共108千克,其中苹果的重量占 4 9 ,橘子和梨的重量比是3:2．
问题解答：
<table style="width:100%"> <tbody> <tr> <td> 108×<span mathtag="math"> <table style="display:inline-table;vertical-align:middle" cellpadding="-1" cellspacing="-1"> <tbody> <tr> <td style="border-bottom:1px solid black"> 4</td> </tr> <tr> <td> 9</td> </tr> </tbody> </table> </span> =48（千克），108-48=60（千克），3+2=5，60×<span mathtag="math"> <table style="display:inline-table;vertical-align:middle" cellpadding="-1" cellspacing="-1"> <tbody> <tr> <td style="border-bottom:1px solid black"> 3</td> </tr> <tr> <td> 5</td> </tr> </tbody> </table> </span> =36（千克），60×<span mathtag="math"> <table style="display:inline-table;vertical-align:middle" cellpadding="-1" cellspacing="-1"> <tbody> <tr> <td style="border-bottom:1px solid black"> 2</td> </tr> <tr> <td> 5</td> </tr> </tbody> </table> </span> =24（千克）；答：苹果有48千克，橘子有36千克，梨有24千克．</td> </tr> </tbody> </table>