A cubical wooden box of internal edge 1m is made of 5cm thick wood. The box is opened at the top. If the wood costs ₹9600 per cubic metre, find the cost of wood required to make the box.
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outer edge =1 +0.05 + 0.05
=1+0.1
=1.1
inner volume =
inner volume =
inner volume =lcubic metre
outer volume =(same formula)
=1.1 ×1.1×1.1
=1.331
volume of box =outer volume - inner volume
=0.331 cubic meter
cost of wood =0.331 ×9600
=Rs 317.76
=1+0.1
=1.1
inner volume =
inner volume =
inner volume =lcubic metre
outer volume =(same formula)
=1.1 ×1.1×1.1
=1.331
volume of box =outer volume - inner volume
=0.331 cubic meter
cost of wood =0.331 ×9600
=Rs 317.76
goldencuber:
your answer is wrong. the height should be 1.05m as it's open at the top
sorry I will take car about it from next time
sorry not car care
Answered by
1
Answer:
Rs317.76
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