It takes 4 people 10 hours to plaster a section of a building. How long will it take 8 people to do the same job working at the same rate?

5 hours because you have double the people which means it would take half the time :)

Hope this Helps! :)

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-SGO

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

2nd one in the first row is correct