Question

A conference room is 36m long and 24 m broad allowing 40sqm for doors and windows the cost of papering the walls at 9.6 per square metre is 4800 rupees find the height of the wall​

Answer 1

Step-by-step explanation:

b 20m

h=5m

LSA of cuboid = 2/0+b)h sq. units (walls)

=2 (25+20)5

2/45)5

450²

And Ceilinging exb

= 25X20

= 500 m²

Total Asea Cieling + Walls

9500 110

= 450+500

950 m

2 10€ per m

For the hall 950 XID = 9500