Question

решите пропорцию х :1/2=3:5

Answer 1

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Answer 2

x ÷ 1/2 = 3 ÷ 5
x ÷ 0,5 = 3 ÷ 5
5x = 3 × 0,5
5x = 1,5
x = 1,5 ÷ 5
x = 0,3