The dimensions of a room are(9 m×8 m×6.5 m).It has one door of dimensions (2 m×1.5 m)and two windows, each of dimensions (1.5 m×1 m).Find the cost of whitewashing the walls at Rs25 per square metre.

The dimensions of a room are(9 m×8 m×6.5 m).It has one door of dimen

1.	The dimensions of a room are(9 m×8 m×6.5 m).It has one door of dimensions (2 m×1.5 m)and two windows, each of dimensions (1.5 m×1 m).Find the cost of whitewashing the walls at Rs25 per square metre.
Answer» $The dimensions of a room are (9 m \times 8 m \times 6.5 m) . It has one door of dimensions (2 m \times 1.5 m) and two windows, each of dimensions (1.5 m \times 1 m) . Find the cost of whitewashing the walls at Rs25 per square metre.$