Предмет: Математика, автор: ден401

4 часа 5 минут умножить на 2 + 6 часов 15 минут умножить на 2 сколько будет

Ответы

Автор ответа: kkkkk20001

0

1)4 ч. 5 м.*2=8ч. 10 м.
2)6ч. 15м.*2=12ч. 30м.
3)8ч. 10м.+12ч. 30м.=20 ч. 40м

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