Предмет: Математика, автор: Аноним

1) Чтобы сдать нармативы по физкультуре,ученику необходимо пробежать семь раз дистанцию 100м и ещё несколько раз дистанцию 60м.При этом необходимо,чтобы общая дистанция,которую пробежит ученик,равнялась 1км.Сколько раз нужно пробежать дистанцию 60м?

Запишите решение и ответ.

2) Электричка из санкт-петербурга в Сторганово идёт 100 минут.Когда электричка отправилась из Санкт-петербурга,если в Сторганово она прибыла в 15 часов 40 минут?

Записать в строчку!!!

Ответы

Автор ответа: kadyralievalira77
1

1 км.=1000м

1.) 100×7=700(м.)

2.) 1000-700=300(м.)

3.) 300÷60=5

Ответ: 5 раз.

100 мин.=1 ч. 40 мин.

15 ч. 40 мин.-1 ч. 40 мин.=14 ч.

Ответ: в 14 часов.

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