The average age of the 8 people in room a is 25. the average age of the 12 people in room b is 50. if the people in the 2 rooms are put together in one room, what would be the average age of the 20 people? explaination ! a) 32 b) 34 c)36 d) 38 e) 40

The average would be the total amount divided by the 2 groups, so the answer would be 37.5 years old.

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .