## Find the cost of painting all around outer surface of cubodial tank with lid of 4m long, 3m wide and 2m high at 50 paise per cm square

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## Answers ( )

length of tank = 4mbreadth of tank = 3mheight of tank = 2mfor finding the cost, we will need to find the TSATSA = 2 ( lh + lb + bh )TSA = 2 ( 4*2 + 4*3 + 3*2 )TSA = 2 ( 8 + 12 + 6 )TSA = 16 + 24 + 12TSA = 52m^2cost for cm^2 = 50pcost for 0.0001 m^2 = 50pcost for 1m^2 = 500000pcost for 52m^2 = 500000*52cost = 2600000 paiseStep-by-step explanation:total surface area=2(ab+bc+ac)

=2(12+6+8)

=52m²=520000cm²

cost =50 paise per cm²

cost of painting=520000×50

=2600000paise=260000 rupees