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A cylinder is open at both ends and is made of 1.5 cm thick metal. Its external diameter is 12 cm and height is 84 cm. What is the volume of metal used in making the cylinder? Also, find the weight of the cylinder if `1cm^(3)` of the metal weighs 7.5 g.

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The correct Answer is:
`4158cm^(3), 31.185kg`
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RS AGGARWAL-VOLUME AND SURFACE AREA OF SOLIDS-EXERCISE 20 B
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