2.83 gallons of paint is used in each room
Solution:
Given that, Jenny used eight-and-a-half gallons of paint to paint three equal size rooms
To find: Gallons of paint used in each room
From given,
Thus, 8.5 gallons is used to paint three equal size room
Therefore, Gallons of paint used in each room is found by dividing 8.5 by 3
Thus 2.83 gallons of paint is used in each room