Пошаговое объяснение:
5/8 : x = 2,5 : 1/2
2,5x = 5/8 * 1/2
2,5x = 5/16
x= 5/16: 2,5
X = 5/16 : 25/10 =
X = 5/16 * 10/25 =
х = 1/8 * 5/5
X = 1/8
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Пошаговое объяснение:
5/8 : x = 2,5 : 1/2
2,5x = 5/8 * 1/2
2,5x = 5/16
x= 5/16: 2,5
X = 5/16 : 25/10 =
X = 5/16 * 10/25 =
х = 1/8 * 5/5
X = 1/8