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A solid consists of three discs each of 1.5cm thick with diameter of 4cm, 6cm and 8cm respectively. A central hole 2cm in a diameter is...

A solid consists of three discs each of 1.5cm thick with diameter of 4cm, 6cm and 8cm respectively. A central hole 2cm
in a diameter is drilled out as shown below. If the density of the material used is 2.8cm³, calculate it mass to 1 decimal place.

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sharon kalunda answered the question on May 6, 2019 at 07:30

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