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<p><i><strong>diketahui</strong></i><strong>&nbsp;</strong></p><p>robotik = 24 anak</p><p>lingkaran = 360°</p><p>bola = 100°</p><p>lukis = 80°</p><p>tari = 60°</p><p><i><strong>ditanya&nbsp;</strong></i></p><p>selisih sepak bola dan menari?</p><p><i><strong>jawab</strong></i></p><p>robotik &nbsp;= lingkaran - bola - lukis - tari</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 360° - 100° - 80° - 60°</p><p>24 anak = 120°</p><p>24 anak = 120°/360° × total siswa</p><p>total siswa = 24 × 360°/120°</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 72 anak</p><p>selisih sepak bola dan menari = 100° - 60°</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 40°</p><p>banyak selisih siswa = 40°/360° × total siswa</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 40°/360° × 72</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 8 anak</p><p>jadi, selisih siswa yang gemar sepak bola dengan siswa yang gemar menari adalah <strong>A.</strong> <strong>8 anak</strong></p>