Tolong dijawab beserta dengan caranya ya kak

<p>Jawaban yang tepat adalah D. (2) dan (4)</p><p>&nbsp;</p><p>&nbsp;</p><p>Pembahasan :</p><p><strong>Mencari jarak tempuh (S)</strong></p><p>S = V x t</p><p>&nbsp; &nbsp; = 45 x 2</p><p>&nbsp; &nbsp; = 90 km</p><p>Jaraknya ada selalu sama yaitu 90 km</p><p>&nbsp;</p><p><strong>Mencari p (minggu ke-2)</strong></p><p>V = 60 km/jam</p><p>S = 90 km</p><p>t = p jam</p><p>p = S/V</p><p>&nbsp; &nbsp; = 90/60</p><p>&nbsp; &nbsp; = 1,5 jam</p><p>Waktu tempuh minggu ke-2 adalah 1,5 jam</p><p>&nbsp;</p><p><strong>Mencari q (minggu ke-3)</strong></p><p>V = q</p><p>S = 90</p><p>t = 3 jam</p><p>q = S/t</p><p>&nbsp; &nbsp; = 90/3</p><p>&nbsp; &nbsp; = 30 km/jam</p><p>Kecepatan pada minggu ke-3 adalah 30 km/jam</p><p>&nbsp;</p><p><strong>Mencari r (Minggu ke-4)</strong></p><p>S = 90 km</p><p>V = 75 km/jam</p><p>t = r</p><p>r = S/V</p><p>&nbsp; &nbsp;= 90/75</p><p>&nbsp; &nbsp; = 1,2 jam</p><p>&nbsp;</p><p>Selisih waktu minggu ke-2 dan ke-4 = 1,5 - 1,2 = 0,3 jam</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; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 0,3 jam x 60 menit&nbsp;</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; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;= 18 menit</p><p>Jawaban : D. (2) dan (4)</p><p>&nbsp;</p><p>&nbsp;</p>