How long does it take to build a wall?
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How long does it take to build a wall?
5 skilled workers can build a wall in 20 days: 8 semi-skilled workers can build a wall in 25 days; 10 unskilled workers can build a wall in 30 days. If a team has 2 skilled, 6 semi-skilled and 5 unskilled workers, how long will it take to build the wall? Attention reader! Don’t stop learning now.
How long would it take 15 workers to build a house?
If 10 workers need 3 days to build 1 house then 1 worker needs 3 x 10 = 30 days to build 1 house. So rate of work is 1 house / 30 worker days effort. So with 15 workers you get this 30 worker days effort in 30/15 = 2 days. So 15 workers would need 2 days to build a house.
How many workers does it take to complete a construction job?
A construction job requires the labour of 15 workers for 28 days. How many workers are needed to complete the job in 8 days’ less time?
How many days will it take 4 workers to finish work?
If 8 workers finish the work for 12 days, for how many days the same work will be finished from 4 workers? I think that the correct answer is 24 days but in a book where I copied this question the correct question that is marked is 6. so how many days do they need to finish the work? The above is the general setting for these problems.
How many days will A and B together finish the work?
All together can finish in 10 days. Question 2: A can do a piece of work in 30 days. He works only for 5 days and left, then B finishes the remaining work in 15 more days. In how many days will A and B together finish the work? Solution: 25 days work of A completed by B in 15 days.
How much time would C take to complete the whole work?
Then calculate in how much time C would complete the whole work? A work for 4 days, B work for 7 days then A and B work together for 4 days. B work for 7 days, C work for 10 days then B and C work together for 3 days. Hence, C can complete the work in 60/4 = 15 days .
How many hours a day will it take to build a platform?
16) 15 workers working 4 hours a day for 25 days can build a platform of width 120 meters, length 10 meter and height 14 meters. How many days will 12 workers working 5 hours a day will take if they have to build a platform of width 600 meters, length 14 metres and height 12 metres?