Select the correct answer. Andy has to calculate the cost of painting the walls of a house. He knows the area of all the walls. Which information does he need next to
estimate the cost?
OA. floor area
OB. volume of paint needed per unit area
O c.
cost of paint
OD. height of walls
O E.
cost of flooring per unit area

The information he needs next is;

B. Volume of paint needed per unit area

Explanation:

The operation Andy wants to perform = To apply paint on the walls of the house

The information Andy knows = The area of all walls in the house

The total volume of paint needed = The total area of the walls × The volume of paint needed for each unit area

Therefore, the information required is the volume of paint needed per unit area.

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