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12 men can build 5 houses in 75 days how long will 20 men take to build such houses?
Building 5 houses takes 12 x 75 ie 900 man-days. 20 men will thus take 900/20 ie 45 days.
If it took 8 men 10 hrs to build a wall how long would it take 4 men to build?
20 hours
Matthew can build a block all in 3 days Andy can build the wall in 5 days How long will it take if they work together?
1 7/8 days Matthew in one day can build 1/3 of the block. Andy in one day can build 1/5 of the block. Together in one day they can build 8/15 of the bolck. It means they need less than 1 day to build 7/15 of the block, which is 7/8 of the day. Thus, they need 1 day and 7/8 of the next day to build the block together.
How long does it take light to travel in 1 hour?
It takes light exactly one hour to travel in 1 hour.
Cooking 32 minutes at 400 degrees equals how long at 375 degrees F?
There is no simple relationship between different temperatures and the time it takes to cook. It may also depend on the specific food. You'll just have to experiment to find out how long it takes for a specific food. Just about all that can be said is that at a lower temperature, it will most likely take longer.
How long long does it takes to study pharmacology?
it takes four years
How long did it take to build Mohenjo-Daro?
It takes a long time...
How long it takes to build a hospital?
12 months
How long does it take for a passport to arrive?
it takes about four months it takes about four months
How long does it take to build a Boeing 747?
The overall production time to build a Boeing 747 is three to four months. Most of this is in assembling the units that are the pieced together. That process takes 2 weeks or so.
How long it takes to build an apartment building?
two weeks
How long does it take on an average to build a Boeing 737 from scratch?
It takes with all the matterials about four years, so from scratch it would take around seven years.
How long does it take to build an oil rig?
It takes 20000 day to build an oil rig.
How long it takes to build a coal factory?
You can build a pretend one from Lego in about 13 minutes.
How long is 60000 hours?
60000/ 24 = 2500 days. YAY I DUN MATHS I DID!
How long does it take to build a commercial airplane?
Four days.
How long does it take to build Disneyland Paris?
about four years
