160÷(1-80%)=160÷0.2=800(个)800-160=640(个)答:南瓜640个,冬瓜800个。祝你开心
1-80%=20%,160÷0.2=800,800-160=640
冬瓜800,南瓜640
南瓜640东瓜800
冬瓜160÷(1-80%)=80O(个)南瓜800-160=640(个)对你有帮助就点个👍