Предмет: Математика, автор: Alex5702

сравните 20% от 25 и 25% от 20
сколько процентов составит число 7 от 28
найдите число 30 % которого равны 27

Ответы

Автор ответа: 1401Tamara

0

20% от 25 = 5 25:100*20 = 5

25% от 20 = 5 20:100*25 = 5

7*100:28=25%

27*100:30=90

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