Pakai cara

<p>Diketahui :</p><ul><li>Ukuran kamar = 5m x 4 m</li><li>Luas ubin 20 cm²</li></ul><p>Ditanya :</p><p>Banyak ubin?</p><p>&nbsp;</p><p>Pembahasan :</p><ul><li>Luas kamar = 500 cm x 400 cm</li></ul><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 200.000 cm²</p><ul><li>Banyak Ubin = Luas kamar : Luas ubin</li></ul><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 200.000 : 20</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 10.000 Ubin</p><p>Jadi banyak ubin yang diperlukan adalah<strong> 10.000 ubin</strong></p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</p>