Answer:

Step-by-step explanation:
=)
Hope this helps!
Answer:

Step-by-step explanation:
The rectangle is rotated 90 degrees clockwise about the cross.
X=15 because 2(15) is 30-5 is 15
To find the contribution of each man (this is a sexist problem as women could work as well, but that’s besides the point) take 5/2 and then multiply that value by 20 and you’ll find it takes 50 hours for two men to do it.
Answer: 50 hours