Jawaban:
a.52 hari
Penjelasan dengan langkah-langkah:
Perbandingan berbalik Nilai :
26 orang = 30 hari
15 orang = ...hari
26/15 = 30/x
26/15 = x/30
15x = 26 x 30
15x = 780
x = 52
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Jawaban:
a.52 hari
Penjelasan dengan langkah-langkah:
Perbandingan berbalik Nilai :
26 orang = 30 hari
15 orang = ...hari
26/15 = 30/x
26/15 = x/30
15x = 26 x 30
15x = 780
x = 52