Предмет: Математика, автор: Kiklll

Одно число больше другого в 11,5 раз ,среднее арифметическое этих чисел равно 23. Найдите эти числа меньшее число и большее число

Ответы

Автор ответа: Synco

4

Первое число - x, второе число - 11,5x, среднее арифметическое - 23
Составим уравнение:
(x+11,5x):2=23
12,5x=23*2
12,5x=46
x=46:12,5
x=3,68 - первое число
11,5*3,68=42,32 - второе число

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