Question

помогите пж даю 20 б​

Answer 1

Ответ:

$\frac{ \frac{21}{10} }{27} = \frac{ \frac{7}{3} }{ \frac{3}{10}p } \\ \\ \frac{7}{90} = \frac{70}{9p} \\ \\ 63p = 6300 \\ \\ p = 100$