Предмет: Математика, автор: gorgolan6

Свежие грибы содержат по массе 90% воды, а сухие 20%. Сколько понадобиться свежих грибов,чтобы получить 4,5кг сухих?

Ответы

Автор ответа: Sardelka1rar
9
4,5 = 100%
80%=3,6 сухости в сухих грибах, а в свежих 10%
То есть 100% свежих 36 кг
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