Tolong bantu pakai cara​

Jawaban:

Renang = 100% – (30% + 10% + 40%)

Renang = 100% – 80% = 20%

Renang = 20/30 × 45 org

Renang = 30 org

Jawaban:

basket = 30% : 45 orang

perbandingan persentasi : banyak orang

30% : 45

1 % : 5 orang

renang = 100% – 40% – 30% – 10%

= 20%

= 20% : 100 orang