Question

число 15% которого равно 2,(8)

Answer 1

Ответ:

$15\% = 15 \div 100 = 0.15$

$2.(8) = 2 \frac{8}{9}$

$2 \frac{8}{9} \div 0.15 = 2 \frac{8}{9} \div \frac{15}{100} = \frac{26}{9} \times \frac{100}{15} = \frac{2600}{135} = 19 \frac{35}{135} = 19 \frac{7}{27}$