Предмет: Математика, автор: IurQa

Велосепидист проехал за 3 пятых часа проезал 7 целых 1 вторая келометров . Сколько километров проедет велосипедист ща 2 целых 1 вторая часа, если будет ехать с такой же скоростью?

Ответы

Автор ответа: Nina1952
0
1) 7 1/2 : 3/5=15/2 : 3/5= 12. 1/2 км/ч - скорость велосипедиста

2) 12. 1/2 * 2. 1/2=25/2 * 5/2=125/2=31 1/2 км проедет
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