Question

answer carefully otherwise you will be reported ​

Answer 1

Answer:

hope its correct and help full

Answer 2

Answer:

Given length = 12 m

Breadth = 9m

Height = 4m

Total surface area of the tank

2( l×b+b×h+h×l)

2( 12×9+9×4+4×12)

2( 108 + 36 + 48)

2×192=384 m square

Length of the sheet required 384 ÷ 2

=192 m

Cost of the sheet = 192 × 5

= 960 rupees