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Verified answer
Ari = 1/6dadang = 1/12
kerjasama:
= 1/6+1/12
= 2/12+1/12
= 3/12
= 1/4
maka jika bersama2 = 4 hari
dadang = 12 hari
ari + dadang = x hari
jadi jika ari dan danang bekerja sama, akan slsei selama 4 hari
#mohon diperiksa kembali