найти, число если 10% его равны
[tex]5 \times \frac{1}{4} \div \frac{7}{8} [/tex]
[tex]5 \times \frac{1}{4} \div \frac{7}{8} [/tex]
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Ответ:
Пошаговое объяснение:
1) 5 * 1/4 = 5/4
2) 5/4 : 7/8 = 5/4 * 8/7 = 5/1 * 2/7 = 10/7
10/7 от числа = 10%
10% = 10 : 100 = 0,1 = 1/10
10/7 : 1/10 = 10/7 * 10/1 = 100/7 = 14. 2/7