已知1个菠萝=2个梨=4根香蕉=2个桃子+1个梨+1根香蕉,1个桃子0.3千克,菠萝重多少千克?
1个回答

2个梨=4根香蕉,则1个梨=2根香蕉

4根香蕉=2个桃子+1个梨+1根香蕉

4根香蕉=2个桃子+2根香蕉+1根香蕉=2个桃子+3根香蕉

1根香蕉=2个桃子=0.3*2=0.6千克

1个菠萝=4根香蕉=0.6*4=2.4千克