Предмет: Математика, автор: Даша19992308

помогите пожалуйста.

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Ответы

Автор ответа: monika2904

1. 1) 50 + 60= 110 км/ч- скорость сближения
2) 440 : 110= 4 (часа)- время через которое они встретятся.
Ответ: 4 часа.
2. 1) 12*7=84 (квартиры)- всего
Ответ: на 9 этаже
Вроде так

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