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GCSE Maths Practice: density-and-pressure

Question 4 of 10

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Help shoulder series machine police.

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Use = for equality, ≠ for not equal.
Use pi or click π to insert π.
Use ^ for powers, e.g. x^2.
Use sqrt( ) or √ for square roots.
Fractions: type 1/2, not “½”.

\( Think carefully before answering. Try breaking the problem into smaller steps. \)

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