Question

please solve this word problem​

Answer 1

Answer:

Weight of 5.25  m of copper sheet = 1563 kg.

So, the weight of 1 m of copper sheet will be

1563/5.25 kg

Therefore, the weight of 3.5 m of copper sheet is given by

1563/5.25kg*3.5=1042kg

Thus, the required weight of 3.5 m of sheet is 1042 kg.

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Answer 2

21/4 m^3 of copper sheets weighs 1563 kg

So, weighs of 1 m^3 of copper sheets weighs=(1563×4)/21=297.714286

so,weight of 7/2m^3=7/2×297.714286

=1042 m^3