tolong dibantu ya kak
Jawaban:
selisih gurami dan patin = 90kg
20%-15% = 5%
5% = 90 kg
1% = 18 kg
ikan lele = 25%
25% . 18 = 450 kg
[tex] \frac{25}{20 - 15} \times 90 \: kg \\ \\ \frac{25}{5} \times 90 \: kg = 450 \: kg \: (a)[/tex]
[answer.2.content]