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нина набирает на компьютере Одну страницу за 15 минут Лена за 20 минут Сколько страниц наберет каждая девочка за 1 час за 2 часа За какое время нина наберет 6 страниц а лена 4 страница
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Предмет:
Математика -
Автор:
petty34 - 5 лет назад
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Ответы 1
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за час 1 ч это 60мин 2 ч это 120 мин60:15=4 стр Нина60:20=3 стр Лена120:15=8 стр Нина120:20=6 стр ЛенаЛена наберет 4 стр за 1 часНина наберет 6 стр за 2 часаТАК КАКТО !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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Автор:
aubreyhwmr - 5 лет назад
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PRESENT SIMPLE, PRESENT CONTINUOUS or PAST SIMPLE?
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