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Verified answer
Jarak = 36 kmwaktu
13.48
12.00
-------- -
01.48
waktu = 1 jam 48 menit = 1 48/60 jam = 1 4/5 jam = 9/5 jam
kecepatan = jarak : waktu
= 36 : 9/5
= 36 x 5/9
= 4 x 5
= 20 km/jam
jawaban A