Question

an open tank is made of iron sheet of 4 metre wide if the dimension of the tank are 15 metre x 12 metre x 3 metre find the cost of iron sheet at rupees 20 2.50 per metre
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Answer 1

Answer:

rs17313.75

Step-by-step explanation:

surface area of the tank =

2(lh +bh)+lb

2(45+36)+180

2(81)+180

162+180

=>342sqm

no. of meters of cloth used is 342/4

= 85.5

therefore cost 85.5x 202.50

=. rs 17313.75