berikut ini data hobi 1.200 siswa smp bina karya

sepak bola = 300x100/1200 = 300/12 = 25%
basket = 150x100/1200 = 150/12 = 12,5%
voli = 200x100/1200 = 200/12 = 16,7%
bulu tangkis = 250x100/1200 = 250/12 = 20,8%
karate = 100x100/1200 = 100/12 = 8,3%
lain-lain = 200x100/1200 = 200/12 = 16,7%