Question

the Length breadth and height of a hall are 12.5, 10 metre and 6 respectively find the cost of painting the wall at 20 rupees per metre square also find the cost of painting if the ceiling is also printed in a creative costing 24 rupees per metre square​

Answer 1

Answer:

Step-by-step explanation:

we should find the csa of cuboid

csa of cuboid = 2h(l+b)

=2x6(12.5+10)

=12x22.5 metre square

and for

metre square = 24 rupees

= 12x22.5 x 24

=6480 rupees

and for 20 rupees will be

12x22.5x20

=5400 rupees