It takes 3 x 6 = 18 man hours to dig 12 holes.
Therefore it takes 18/12 = 1.5 man hours to dig 1 hole.
To dig 9 holes takes 9 x 1.5 man hours = 13.5 man hours
If 2 men are working then they take 13.5/2 = 6.75 hours or 6 hours 45 minutes.
You cannot dig half a hole. It may be only half as big, but it is still a hole. So the answer is a moment. This is an old, old riddle/joke.
two man-hours. limited only by the space available for diggers per hole.
300/28 11 it takes 11 hours
It will take you two hours to walk six miles.
it depend how long you take. The hair style you want. it all depend. for a regular braid down, it takes about 3-5 hours
twice as long as it takes to dig two holes
How long it takes for you to get there.
it says that it takes 7 hours. Its about 4 hours
You cannot dig half a hole. It may be only half as big, but it is still a hole. So the answer is a moment. This is an old, old riddle/joke.
it takes 555 hours
It takes about 11 hours.
it takes about 20 hours
It takes about 7 hours
It takes 15 hours
two man-hours. limited only by the space available for diggers per hole.
If you are referring to how long it takes to fly, it takes approximately 20 hours.
it usuaally takes around a409 hours i meanit takes 14 hours to get their