A water tank is 30 m long, 20 m wide and 12 m deep. It is made of iron – McqOptions

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1.	A water tank is 30 m long, 20 m wide and 12 m deep. It is made of iron sheet which is 3 m wide. The tank is open at the top. If the cost of the iron sheet is Rs. 10 per metre, then the total cost of the iron sheet required to build the tank is :
A.	s. 6000
B.	s. 8000
C.	s. 9000
D.	s. 10000
Answer» B. s. 8000

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