tolong jawab ya plissssssssss

senam 15% = 75 orang

a) byk siswa seluruhnya
= 100% / 15% × 75
= 20/3 × 75
= 500 orang

b) byk yg suka volley
= 35% / 15% × 75
= 7/3 × 75
= 175 orang

c) byk yg suka sepak bola
= ( 100% - 15% - 35% - 10%) / 15% × 75
= 40% / 15% × 75
= 8/3 × 75
= 200 orang

d) byk yg suka basket
= 10% / 15% × 75
= 2/3 × 75
= 50 orang