Hole

A cylindrical hole is to be drilled through the centre of a cube with edge 16 cm. The volume of the hole must be 10% of the cube's volume. What should the drill diameter be?

Your answer:

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You need to know the following knowledge to solve this word math problem:

arithmetic

square root

solid geometry

cylinder
cube

basic operations and concepts

percentages

numbers

real numbers

Units of physical quantities

volume

Grade of the word problem

practice for 13 year olds
practice for 14 year olds
high school

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