Предмет: Математика, автор: swetlanashircov

сумма трех чисел 800,первое число 300,оно в 4 раза больше второго числа.найди третье число.

Ответы

Автор ответа: vladydalov

2

1) 300/4=75 - второе число ⇒
2) 800-(300+75)=800-375=425 - третье число.
Ответ: 425

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