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An iron beam is 9 m long. 40 cm wide and 20 cm high. If 1 cubic metre of iron weighs 50 kg. what is the weight of the beam? (a) 56 kg (b) 48 kg (c) 36 kg (d) 27 kg |
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Answer» An iron beam is 9 m long. 40 cm wide and 20 cm high. If 1 cubic metre of iron weighs 50 kg. what is the weight of the beam? (a) 56 kg (b) 48 kg (c) 36 kg (d) 27 kg |
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