Предмет: Математика, автор: skomnuk

Помогите сделать 4/5 пж номер

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Автор ответа: ChemistryLove

1

4) если против течения, значит от ее скорости надо отнять скорость течения

11.7-5.8=5.9 кмч скорость против течения

находим расстояние, для этого скорость умножим на время

5.9*0.7=4.13 км

5) сумма конфет в обеих коробках

8.4+9.8=18.2

если расфасуем по 0.7 получится

18.2/0.7=26 пачек

skomnuk: Спс

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