Предмет: Математика, автор: eqfhflf

Запишите формулу зависимости между величинами:
1)Производительностью станка и временем изготовления на нем 600 деталей
2)Стоимостью товара,купленного по 600 тг за килограмм и его количеством
3)Длиной и шириной прямоугольника,площадь которого равна 48м2
4)Периметром квадрата и длиной его стороны. Выпишите те,которые являются прямой пропорциональностью и найдите коэффициент пропорциональности

Ответы

Автор ответа: PROSTOPERSONA
4

1)600:t

2)600×n(n - это количество)

3)48:a

4)P=4a,(коофицентом является 4)


marisIhka: а прямой пропорциональности они все ею являются?
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