a project can be done in 3 weeks by seven workers.If the total workers become 18 how long it can be done a.5 b.6 c.54 d.53
Matematika
atiatulk
Pertanyaan
a project can be done in 3 weeks by seven workers.If the total workers become 18 how long it can be done a.5 b.6 c.54 d.53
1 Jawaban
-
1. Jawaban rakhaharastha003
21 day = 7 work.(Note:3 day = 1 work.)
18 day=... work.
18 work×3 day = 54 day