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15 men× 30 days = 450 Women’s 1-day work = 450/(30× 20) = ¾ work (8 Men + 12 Women)’s 1-day work = 8 +12× ¾ = 17 Days taken by 8 M and 12 women to finish the work = 450/17 days Alternate Method: 15 Men can do this job in 30 days and 30 women can do this job in 20 days It means 45 men or 60 woemn can do this job in = 10 days So 8 Men and 12 women can do this job in = 10/{8/45 + 12/60} = 10/ {8/45+ 1/5} = 10 /{17/45} = 450 /17
Which of the following pair live on Floor-4?
Who belongs to Haryana?
Seven students, L, M, N, O, P, Q and R, attend classes of seven activities on different days of the week starting from Monday. R attends Painting class ...
How many persons go between T and R?
What is the relation in between third oldest person of the family and Y’s mother-in-law and who is third oldest person of the family?
Which function is held in the same day as Mehendi Ceremony?
How many persons live below F (in the same type of flat)?
What is the designation of RAMAN?
Who among the following person was born in the same month along with the one who teaches Hindi?
P is going to office on which of the following day?