Предмет: Математика, автор: хорошистка59

как решить задачу для укладки 100 метров труб можно купить трубы длиной 3 метра по 38 руб. за штуку или длиной 4 метров по 50 руб. за штуку какие трубы обойдутся дешевле

Ответы

Автор ответа: Виктория2413
0
!) 100:3=33(т) нужно купить
2)1000:4=25(т) по 4 метра надо купить
3) 34×38=1292(р)надо для труб по 3 метра
4)50×25=1250(р) понадобится для труб по 4 метра
 5)1292-1250=42(р)

Автор ответа: Виктория2413
0
Ответ к задачи : обойдутся трубы в 4 м дешевле, чем трубы по 3 метра
Автор ответа: Виктория2413
0
Щелки на спасибо, если не трудно ;)
Автор ответа: Виктория2413
0
Спаасибо большое ^-^
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