Room of dimensions 5 m 6 m 5 m needs to be painted. What is the cost of painting 4 walls and ceiling

@75 cents.

**(A)** $100

**(B)** $105

**(C)** $150

**(D)** $175

**(E)** None of the above

Surface area of four walls

Surface area of ceiling

Surface area of four walls and ceiling

Cost of painting four walls and ceiling @75 cents $105

Hence, the answer is **(B)**.