Question

EXAMPLE 6: A room is 7 m long and 5.5 m broad.
It has one door of length 2 m and breadth 1.5 m,
and two windows each of length 1.5 m and
breadth 1 m. Find the cost of whitewashing the
walls at the rate of 50 per square metre if the
walls are 3.5 m high.​

Answer 1

Answer:

77778777732477777777777777777777777 77777777777777777777777777777777 million meters