Question

Find the cost of painting a wall that us 16m long and 6 m high tgereis a long rectangularwindow in the window which is 3 m long and 1 m high find the cost of painting the wall at tge rate of rupees 15 per metre square

Answer 1

Answer:

2(l+b)×h

2×16×6 = 192

2×6×1 = 12

12+192 = 204 m^2

then 204 × 15 = 3060 rupees