Предмет: Математика, автор: Саня2005976

40 бабушек вошли в автобус 70% бабушек купили билет , а астальные закричали ч то у них проездной . Контролёр проверил на самом деле окозалось , что проездной у семи бабушек .Сколько бубушек ехали зайцами ?

Ответы

Автор ответа: Wintеr

1) 40*70/100=28 бабушек купили билеты
2) 40-28=12 бабушек сказали ,что у них проездной
3) 12-7=5 бабушек ехали зайцами

Автор ответа: pomponoyjowz

40/100*70=28 бабушек купили билеты
40-28=12 бабушек сказали, что у них проездной.
12-7=5 бабушек ехали зайцами

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